'Standard Error - ControllerForms - OpenWorkbook - Object reference not set' when opening or switching between Data Entry forms

Troubleshooting

Problem

User opens data entry form. User receives error message. User tries switching between Data Entry forms. User receives same error message. User then tries to close Excel. User receives different error message.

Symptom

Error message when opening/switching-between Data Entry form:

Information
Standard Error
Source: ControllerForms
Description: OpenWorkbook
Object reference not set to an instance of an object.
OK

Error message when closing Microsoft Excel:

ControllerXlDisp
Run-time error '1004':
The macro 'cc.LoadReportType' cannot be found.
OK

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.4;8.3","Edition":"Not Applicable","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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Document Information

More support for:
IBM Cognos Controller

Software version:
8.4, 8.3

Operating system(s):
Windows

Document number:
385777

Modified date:
08 May 2025

UID

swg21366541

IBM Support

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