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"External component has thrown an exception" when running standard report

Troubleshooting


Problem

User tries to run any Standard Reports (also known as 'system report'). The report briefly (approximately 1 second) appears (as HTML). Almost immediately afterwards, an error appears. Problem only affects one/some client devices (PCs). Most users work OK.

Symptom



Standard Error

Source: System.Windows.Forms
Description: External component has thrown an exception
at System.Windows/Forms.UnsafeNativeMethods.DispatchMessageA(MSG& msg)
at System...

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.3","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Historical Number

1019461

Document Information

Modified date:
09 May 2025

UID

swg21345426