The digital signature on wfica32.exe is invalid (error: 1116)

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Article ID: CTX482378

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Updated On:

Description

Post upgrading the Citrix Workspace App to 2302 the applications are not launching.
Error message while we launch the application. "The digital signature on wfica32.exe is invalid (error: 1116)"

Environment

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Resolution

  1. Navigate to C:\Program Files (x86)\Citrix\ICA Client
  2. Right click on wfica32.exe and select Properties > Digital signature > View certificate > Certificate Path
  3. Verify the Certificate is trusted 
  4. Compare the non-working and working scenario to find out differences
    • Non Working scenario certificate path:

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  • Working scenario certificate path:

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  1. Download and install the Root certificate =
  2. Install DigiCert Trusted Root G4 into Trusted Root Certification Authorities in Machine store 
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Problem Cause

Root certificate missing in C:\Program Files (x86)\Citrix\ICA Client > Properties > Digital signature > View certificate > Certificate Path

Additional Information

https://www.digicert.com/kb/digicert-root-certificates.htm
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