A Faster, More Streamlined Release for Analysis, Reporting, and Model Quality

Qualtech Systems, Inc. is pleased to announce the release of TEAMS-Designer® 26.1. This release builds on the modernization and usability improvements introduced in version 26, with a strong focus on faster analysis, expanded reporting, improved model review, and important third-party library updates.

TEAMS-Designer 26.1 delivers meaningful enhancements for engineers working with fault trees, cut sets, and function analysis, while also improving day-to-day usability across dialogs, reports, and editing workflows. Combined with a broad set of bug fixes and security-focused dependency updates, version 26.1 continues to strengthen the reliability and efficiency of the TEAMS-Designer experience.

What’s New in TEAMS-Designer 26

Faster Cut Set Generation

TEAMS-Designer 26.1 improves Cut Set generation performance, helping users analyze models more quickly and reduce turnaround time when working through complex fault scenarios.

For teams working with large or detailed models, this improvement supports a more responsive analysis workflow and gets results in front of engineers sooner.

Fault Tree Select Switch Modes

TEAMS-Designer 26.1 adds the ability to select Switch Modes during Fault Tree generation.

This enhancement gives users more control over how fault trees are generated and reviewed, helping align analysis results more closely with the intended system configuration and operating context.

New Fault-To-Function Report

A new Fault-To-Function (LOF) Report has been added under the Reports menu, giving users a more streamlined way to generate this information directly from the TEAMS-Designer interface.

By bringing this capability into the application, version 26.1 reduces reliance on command-line workflows and makes fault-to-function analysis more accessible within normal modeling activities.

Expanded AND Node Inconsistency Reporting

The Model Inconsistency Report now includes a new AND Node Inconsistency Report available through Reports → Model Inconsistency Report.

This report identifies all functions that reach every AND Node in the default system and switch configuration. It was added in response to a need for greater visibility into cases where functions do not propagate to all input ports of an AND Node, helping users detect and investigate model inconsistencies more effectively.

Improved Search and Usage Finder Workflows

TEAMS-Designer 26.1 includes several enhancements that improve everyday model exploration and editing:

• The “Search In” field in the Find dialog now retains the user’s last selection.
• Users can now identify Modules with no functions attached (General Failure) and Tests with no functions attached in the Usage Finder.

These improvements make it easier to continue focused search workflows and identify incomplete model definitions more efficiently.

Third Party Dependencies Updated

To help keep deployed environments safe from active exploits and aligned with current dependencies, TEAMS-Designer 26.1 updates several native C/C++ and Java third-party libraries, including:

• curl updated to version 8.19.0
• eXpat updated to version 2.7.5
• OpenSSL updated to version 3.6.1
• Liquid XML Data Binder updated to version 21.3.0.14470

These updates improve security posture while keeping the platform current.

See the third-party library report of TEAMS-Designer for more details.

Stability Improvements and Bug Fixes

TEAMS-Designer 26.1 also includes a broad range of fixes across reporting, dialogs, theming, imports, DFT workflows, and database interactions.

Highlights include:

• Function Propagation Reports now correctly respect Local Diagnostic Function Scope
• Resolved unexpected radio button behavior in the Windows 11 Theme
• Fixed lingering button highlight behavior in the DFT FMEA dialog
• Corrected an issue where functions marked as Effects could lose their typing after closing the Global Function Editor
• Resolved a Postgres primary key insertion error involving tests in test points
• Fixed a DFT crash when deselecting faults seeded with General Failure
• Corrected issues in older models where Direct Tests could lose detected modules
• Resolved cases where Receivers and Transmitters could lose association during model import
• Restored the missing toolbar gripper in the Windows 11 Theme
• Improved small-screen usability by fixing the Options dialog size
• Restored the missing header in the Batch Module Editor Grid
• Reorganized DFT FMEA fault selection for improved readability
• Fixed resizing issues in the Model Clean Up dialog
• Corrected layout behavior for the Reset button in the DFT Status Pane
• Resolved unexpected MTTF behavior when importing a module
• Corrected DFT Test Selection behavior with the Short AND Node option
• Users can now open the logfile after Export to XML
• Adjusted the New AND Node Properties dialog so margin is correctly defined as the number of inputs minus one

Together, these fixes improve correctness, polish, and usability across a wide range of core workflows.

Looking Ahead

TEAMS-Designer 26.1 continues the momentum established in version 26 by delivering faster analysis, stronger reporting capabilities, improved model review tools, and ongoing refinement of the user experience.

This release reflects Qualtech Systems’ continued investment in making TEAMS-Designer more capable, more efficient, and easier to use for engineers building and analyzing increasingly sophisticated system models.

We encourage customers to upgrade to TEAMS-Designer 26.1 and take advantage of the latest performance improvements, reporting enhancements, and stability updates.

Team QSI is proud to announce another TEAMS-RDS & TEAMATE release.

Windows Only: TEAMS-RDS Developer installer now prefers ODBC Driver 17 for SQL Server when creating an ODBC data source for TEAMS-Designer. ODBC Driver 17 for SQL Server is installed by SQL Server 2022 Express. Using this ODBC driver will ensure max compatibility with SQL Server 2022. If for some odd reason, ODBC Driver 17 for SQL Server is not found, installer will fall back to using OS provided SQL Server ODBC driver.

Windows Only: TEAMS-RDS installer more clearly states what will be missed when Python 3.14 is not installed. Dialog now puts everything in the context of IOT Sim, a web-based replacement for Sensor Agent, which depends upon Python 3.14 to function.

On the security side of things, third party dependencies have been updated.

• curl updated to version 8.19.0
• eXpat updated to version 2.7.5
• OpenSSL updated to version 3.6.1
• Liquid XML Data Binder updated to version 21.3.0.14470
• OpenJDK JRE (x64) updated to version 8.0.482.08
• Apache Tomcat updated to version 9.0.116
• OPTIONAL: Python updated to 3.14.3
• OPTIONAL: Node.js updated to 22.22.1

See the third-party library report of TEAMS-RDS & TEAMATE for more details.

Signing off till next release!

Team QSI is proud to announce another TEAMS-RDS & TEAMATE release.

Install Upgrade Support WiX-based Windows installer now supports upgrades. No longer do you need to un-install then install. Double click the new installer to get on your way with the latest version!

As for enhancements, SoftwareKey Protection Plus 5 licensing API usage has been optimized for today’s encryption. Encryption year after year is becoming stronger and stronger. Which means decryption is taking longer and longer. Updated the license routines to play nicer with the strength of the encryption.

On the security side of things, third party dependencies have been updated.

• curl updated to version 8.18.0
• eXpat updated to version 2.7.3
• OpenSSL updated to version 3.6.0
• SoftwareKey ProtectionPlus updated to version 5.25.4.0

See the third-party library report of TEAMS-RDS & TEAMATE for more details.

Signing off till next release!

A Major Step Forward in Performance, Usability, and Modernization

Qualtech Systems, Inc. is pleased to announce the release of TEAMS-Designer® 26, a significant update that delivers a modernized user experience, major performance improvements, and enhanced installation flexibility—while continuing to strengthen the modeling and analysis capabilities relied upon by systems engineers worldwide.

This release represents a foundational investment in the future of TEAMS-Designer, combining long-requested usability enhancements with under-the-hood optimizations designed to scale with increasingly complex models.

What’s New in TEAMS-Designer 26

A Modernized Windows 11 Experience

TEAMS-Designer 26 introduces a new Windows 11–style user interface, offering a cleaner, more contemporary look and feel while maintaining continuity with existing workflows.

Key UI highlights include:

• A new Personalization dialog (View → Personalization) allowing users to switch between the Legacy View and the Windows 11 style
• Updated icons, controls, and menus with improved visual clarity and contrast
• Enhanced Dark Mode and Light Mode support
• Improved text spacing and font readability
• Stronger high-DPI and display-scaling support for modern monitors

Note: Fresh installations default to the Legacy View to ensure a smooth transition. Users may enable the Windows 11 style at any time in the Personalization dialog.

Faster, More Responsive Fault Trees

TEAMS-Designer 26 delivers substantial performance improvements for Fault Tree modeling, particularly for large and complex trees.

Enhancements include:

• Reduced Fault Tree file sizes through virtualization
• Significantly faster load times and smoother rendering
• Improved browser-side rendering to prevent slowdowns when expanding or collapsing nodes
• Intuitive click-and-drag panning and zooming, making navigation more fluid and responsive

These updates enable engineers to work more efficiently with large diagnostic and fault models without sacrificing interactivity.

New Effect Hierarchy Report

A new Effect Hierarchy Report is now available under Reports → Generate Effect Report, providing a clear, structured summary of all effects within a model. This report supports improved model review, validation, and communication across engineering teams.

Seamless Upgrade-in-Place Installation

For the first time, TEAMS-Designer now supports MSI upgrade-in-place installation. Users can upgrade existing installations directly to version 26.0 while preserving their current configuration and environment—eliminating the need for uninstall/reinstall cycles.

Stability Improvements and Bug Fixes

TEAMS-Designer 26.0 includes numerous stability and correctness fixes across diagnostics, fault trees, analyses, and property dialogs. Highlights include:

• Improved robustness when working with modules, sub-modules, and BIST properties
• Resolved crashes related to unnamed AND-nodes and DFT interactions
• Corrected behavior for Function Groups and Damage Assessment visibility
• Improved handling of analyses and tab management

These fixes contribute to a more reliable day-to-day modeling experience.

Third Party Dependencies Updated

• eXpat updated to version 2.7.3
• OpenSSL updated to version 3.6.0
• SoftwareKey ProtectionPlus updated to version 5.25.4.0

See the third-party library report of TEAMS-Designer for more details.

Important Notes and System Requirements

• All 32-bit versions and TEAMS-Designer versions 9.x through 11.x are now end-of-life and no longer supported
• TEAMS-Designer 26 requires a new license (licenses from 13.2 or earlier are not valid)
• Internet Explorer is no longer supported
• Installation paths and the %TEAMS_HOME% environment variable have been updated for 64-bit systems

For full system requirements, please refer to the Qualtech Systems website.

Looking Ahead

TEAMS-Designer 26 lays the groundwork for continued UI modernization, performance scaling, and workflow enhancements in future releases. This version represents not just an update, but a strategic step toward a more powerful and user-friendly modeling environment.

We encourage all customers to upgrade and explore the new capabilities introduced in this release.

We are excited to announce the release of TEAMS-Designer 13.2.2! This latest update introduces new features to enhance your modeling capabilities, expand diagnostic functionality, and brings a suite of stability improvements based on customer feedback.

What’s New in TEAMS-Designer 13.2.2

New Features & Enhancements:

Dockable Panes In an effort to improve accessibility in TEAMS-Designer, some windows have been converted into dockable-panes. A preview of this effort can be seen with the Model Tree (found under Tools). These panes can be docked/undocked wherever the user chooses! More to come in the next release.

Function Groups can now be created from the Effect functions tab in Effect and Module Properties.

Pass Outcomes can now be explicitly chosen for Direct Tests.

Bug Fixes

We’ve addressed several key issues to improve the overall stability and reliability of TEAMS-Designer:

• PDTEAMS-1742 Damage Assessment Tab appears when not relevant.
• SR1575-996 Proportions of the Test Properties Dialogs are off-center and lead to difficulty on small screens.
• SR1561-599 Proportions of the Module Properties Dialogs are off-center and lead to difficulty on small screens.
• SR1585-59 Function groups are displayed incorrectly in the Edit Functions Dialog.
• SR1585-73 Cannot generate Model Hierarchy Report using TMSX models.
• PDTEAMS-1685 After analysis, Smart Switch Icons do not reset.
• SR1563-1083 TEAMS-Designer crashes on export of certain TMSX models.
• SR1563-1017 Setup Times should contribute to Test Time.

Team QSI is proud to announce another TEAMS-RDS & TEAMATE release.

TEAMS-RDS Only: TEAMS-Designer® Model Reader In-browser ability to view a TEAMS-Designer® model. Reader allows you to perform DFT Analysis using the same routines as TEAMS-Designer® Windows desktop application. Along with ability to traverse the model hierarchy in all its breadth and depth.

NOTE: Functionality requires a licensable module. Contact QSI sales for details.

TEAMS-RDS Only: ODBC for Linux Components To fully support PostgreSQL, Linux components assembler, dbagent and model_agent updated with an ODBC layer. Facilitated by unixODBC library from Oracle Linux 8 and Ubuntu 24.04’s standard package repos. Getting started is easy. Add a DSN named rds to system DSNs (/etc/odbc.ini). Then re-start TEAMS-RDS® service (systemctl start rds).

NOTE: Functionality requires a licensable module. Contact QSI sales for details.

On the security side of things, third party dependencies have been updated.

• curl updated to version 8.15.0
• eXpat updated to version 2.7.1
• OpenSSL updated to version 3.5.2
• LiquidXML Data Binder to version 21.1.2.14211
• SoftwareKey ProtectionPlus updated to version 5.25.1.0
• OpenJDK JRE (x64) updated to version 8.0.462.08
• Apache Tomcat updated to version 9.0.108
• Microsoft Visual C++ 2015-2022 to version 14.44.35112
• Microsoft .NET Framework to version 4.8.1

See the third-party library report of TEAMS-RDS & TEAMATE for more details.

Signing off till next release!

QSI is excited to announce significant improvements to TEAMS-RDS® with the latest release! Two powerful, licensed modules – IOT-Sim and TEAMS-Designer® Model Management – are now fully available to help organizations enhance diagnostics, streamline, workflows, and improve model security.

IOT Sim – Simulate and Validate your TEAMS Model, Right from the Browser

The new IOT-Sim module empowers users to exercise their TEAMS Models in a controlled, browser-based environment. IOT-Sim allows you to:

• Inject simulated faults
• Toggle system modes
• Apply test results
• Create complex diagnostic scenarios

This interactive tool helps teams validate model behavior and troubleshoot scenarios before deployment – with needing physical hardware or desktop installations. IOT-Sim builds upon the foundation of previous simulation tools, replacing desktop-based solutions like Sensor Agent with a modern, web-accessible experience.

Seamless integration with TEAMS-RDS®:

• Simulated scenarios appear directly on the familiar System Health Status page, just like live TEAMS-RT® sessions.
• Users can launch full TEAMS-RDS Troubleshooting Sessions based on simulated results, making it easy to assess model performance and system response.

Works Hand-in-Hand with Other Licensed Feature:

• Impact Assessment: IOT-Sim can automatically generate TEAMS Fault Trees and Loss of Function reports based on simulated conditions, providing deep insight into system vulnerabilities.
• Damage Assessment: Licensed users can extend simulations to include damage modeling. (See our TEAMS-Designer release post for more details on Damage Assessment capabilities.)

Together, these integrations make IOT-Sim a powerful tool for validating diagnostics, training personnel, and refining your TEAMS Models – all through a secure, browser-based interface.

TEAMS-Designer Model Management – Secure, Flexible Model Deployment

Organizations with elevated security requirements can now manage TEAMS Models more efficiently using the TEAMS-Designer® Model Management module. Instead of relying on ODBC connections between TEAMS-Designer® and TEAMS-RDS®, users can now:

• Directly upload TEAMS-Designer® XML Models (TMSX) to TEAMS-RDS®
• Generate runtime files required by TEAMS-RDS® and TEAMATE®
• Download and securely manage models for version control or audit requirements

This feature is especially valuable for industries with strict security protocols or network segmentation, allowing users to maintain model control while reducing potential vulnerabilities.

Interested in Licensing?

Both IOT-Sim and Model Management are licensed add-ons for TEAMS-RDS®. To learn more or request a demonstration, please contact QSI.

Thank you for being part of the TEAMS community- more exciting updates are coming soon!

We are excited to announce the release of TEAMS-Designer 13.2.1! This latest update introduces new features to enhance your modeling capabilities, expand diagnostic functionality, and brings a suite of stability improvements based on customer feedback.

What’s New in TEAMS-Designer 13.2.1

New Features & Enhancements:

• Damage Assessment Now Available
  Licensed users can now take advantage of Damage Assessment, available as an extension to TEAMS’ DFT functionality. If licensed, simply navigate to Tools->Options to enable this feature.
• Expanded Damage Modeling Support 
  The Function Editor and Module Properties now include advanced damage modeling options, such as:
  • Damage Type Functions
  • Module Damage Functions
  • Module Damage Types
  • Damage Containment
  • Proximity Zones
  • … and more!
• Short And-Nodes Individually in DFT
  Users can now short individual And-Nodes DFT, including smart-switches configured as And-Nodes, providing finer control during simulations.
• Undo (Ctrl-Z) in Designer Text Areas
  Improved editing experience with support for undo operations across text areas.
• Searchable Fault Trees
  You can now quickly search TEAMS Fault Trees, including Modules, And-Nodes, Effects, and more—making navigation and troubleshooting faster than ever.
• Enhanced DFT Status Dialog
  The new DFT Status Dialog introduces new tabs for:
  • Propagating Functions
  • Individual Switch Positions & Modes
  • Shorted And-Nodes / Smart Switches
  • Damage Assessment (for licensed users)
• Edit Test Procedures & Module Repair Notes Directly from Diagnostic Tree View
  No more switching contexts—quickly update key documentation directly within the Diagnostic Tree View.
• Character Count Added to Text Areas
  Text fields with length limits (e.g., Module Properties, Test Properties, Batch Editors) now display real-time character counts to help ensure compliance with model constraints.

Bug Fixes

We’ve addressed several key issues to improve the overall stability and reliability of TEAMS-Designer:
• Fixed: Unable to use “Return” key in Batch Module Editor (Tech Data, Repair/Replace)
• Fixed: Models repeatedly prompting for upgrade after conversion
• Fixed: Crash when selecting certain Modules in DFT
• Fixed: Crash during Function Propagation Report generation
• Fixed: Installer upgrade reliability issues
• Fixed: Incorrect DFT behavior with And Nodes
• Fixed: Unable to change default port on switches
• Fixed: Parentheses handling in FMEA HTML filtering
• Fixed: Batch Response Editor mishandling response functions
• Fixed: Incorrect behavior in models with Direct Tests
• Fixed: FMEA reports now respect manually entered IDs regardless of Isolation labels
• Fixed: Initial Symptom options now use proper radio button controls
• Fixed: Brief Description field showing invalid text for new modules after reopening
• Fixed: Batch Module Editor text fields ignoring character limits
• Fixed: Intermittent MariaDB errors during Export to RDS
• Fixed: Tech Data fields overwritten when previewing Batch Test Editor in browser
• Fixed: Analysis Options dialog not saving during RDS export
• Fixed: Crash when deleting Direct Tests and adding Test Points with the same name
• Fixed: Heap corruption when running Serviceability Analysis followed by DFT
• Fixed: Tech Data fields not saving in Batch Module Editor
• Fixed: Screen dumps incomplete for components
• Fixed: Serviceability Analysis crashes in certain models

Team QSI is proud to announce another TEAMS-RDS & TEAMATE release.

TEAMS-RDS Only: IOT Sim IOT Simulator is a web-based sensor agent. Avoid the desktop app for a modern take on seeding faults. Plus, many other facilities.

NOTE: Functionality requires a licensable module. Contact QSI sales for details.

TEAMS-RDS Only: TEAMS-Designer® Model Management Upload and Download TEAMS-Designer TMSX models directly from TEAMS-RDS without ODBC.

NOTE: Functionality requires a licensable module. Contact QSI sales for details.

On the security side of things, third party dependencies have been updated.

• curl updated to version 8.12.1
• eXpat updated to version 2.7.0
• OpenSSL updated to version 3.4.1
• Tcl/Tk updated to version 8.6.16
• LiquidXML Data Binder to version 21.0.4.13856
• OpenJDK JRE (x64) updated to version 8.0.442.06
• Apache Tomcat updated to version 9.0.102

See the third-party library report of TEAMS-RDS & TEAMATE for more details.

Signing off till next release!

Team QSI is pleased to announce the release of the 13.2.x series.

13.2.0 comes with enhancements and bug fixes!

Features

• Improved TMSX Performance Import and Export time of the TMSX model format improved.
• Batch Module Editor Improvements ‘Unsaved Work’ prompt now appears in the Batch Module Editor, asking the user if they would like to exit the menu and disregard changes without saving. Additionally, multi-select capability for Technology labels was added to the Module Batch Editor.
• Paste without Formatting Implemented right-click context menu option for pasting without formatting in Designer text areas.
• Improved Missions and Phases Dialog Allows users to more-easily keep track of (and modify) existing phases.
• Latent Failures Added capability to generate a “Latent Failures” report which outlines failures that could reach a chosen effect after applying a contingency mode for those modeling Response and Recovery.
• Mitigation Provisions Added a column to the FMEA report which outlines “mitigation provisions” for each failure. i.e. for each failure, checks all paths from the failure detection method to the downstream effects, and lists any of those paths that pass through a Response Module and have a response function successfully propagate to a detected effect. This feature is also only relevant to Response and Recovery Modeling.

Bug Fixes

• SR1589-204: Fixed issue where Model-Clean-Up would result in corruption for some models.
• SR1589-138: Order of And-node input port labels corrected for fault-tree and impact export files.
• SR1589-170: Crash when copying and pasting modules with Transmitters and Receivers resolved.
• SR1563-860: Resolved issue of exporting and importing models with complex link breakpoints/routing to database and TMSX.
• SR1585-18: FMEA Report DFT Screendumps now use relative paths for portability.
• SR1582-214: Fixed an issue where an AND node effect with no input to it would crash FMEA report generation.
• SR1582-216: Fixed a crash with FMEA Report Generation when DFT Screendumps was an included option.

On the security side of things, third party dependencies have been updated.

• curl updated to version 8.12.1
• eXpat updated to version 2.7.0
• OpenSSL updated to version 3.4.1
• Tcl/Tk to version 8.6.16
• LiquidXML Data Binder to version 21.0.4.13856

See the third-party library report for more details.