IBM Support

** Troubleshooting ** intermittent "ActiveX control ... cannot be instantiated because the current thread" error

Troubleshooting


Problem

Error appears intermittently, when using Controller. As a temporary workaround, user must exits Controller and re-launch Controller.

Symptom

image-20191204135402-1

Error

ActiveX control '8856f961-340a-11d0-a96b-00c04fd705a2' cannot be instantiated because the current thread is not in a single-threaded apartment.

[{"Line of Business":{"code":"LOB76","label":"Data Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"ARM Category":[{"code":"a8m0z000000Gmx2AAC","label":"Error"}],"ARM Case Number":"TS003861287","Platform":[{"code":"PF033","label":"Windows"}],"Version":"All Version(s)"},{"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"}}]

Log InLog in to view more of this document

This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use Log in button above to access the full document. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.

Document Information

Modified date:
08 May 2025

UID

swg21506450