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Launching System Architect Encyclopaedia Manager fails to load control 'VSFLexString' from VSStr8.ocx

Technote (troubleshooting)


Attempts to launch IBM Rational System Architect Encyclopaedia Manager (SAEM) results in the error "Failed to load control 'VSFLexString' from VSStr8.ocx."


The full error message is as follows:

Failed to load control 'VSFLexString' from VSStr8.ocx. Your version of
VSStr8.ocx may be outdated. Make sure you are using the version of the
control that was provided with your application.


The VSStr8.ocx file was corrupted.


[System Architect Information]

Service pack:=0

[System Information]
OS Version=Windows XP
OS Service Pack=Service Pack 3
OS Build=2600

Resolving the problem

Manually register the following components present in C:\WINDOWS\system32.

  • Actbar.ocx
  • C1Query8.OCX
  • vsflex8.ocx
  • vsstr8.ocx

This can be done following the steps below.
  1. Click Start > Run type cmd

  2. Type cd c:\windows\system32

  3. Type regsvr32 Actbar.ocx and click Enter

  4. Repeat step 3 for all remaining ocx files.

Document information

More support for: Rational System Architect

Software version:

Operating system(s): Windows

Reference #: 1609524

Modified date: 21 December 2012