IBM Support

"System.InvalidCastException: Conversion from string
"" to type 'Integer' is not valid" when trying to logon (e.g. after restoring copy of database)

Troubleshooting


Problem

User launches Controller client. User attempts to logon (e.g. as the administrator user), but an error appears.

Symptom

System.Web.Services.Protocols.SoapException: Server was unable to
process request. --> System.InvalidCastException: Conversion from string
"" to type 'Integer' is not valid
. --> System.FormatException: Input
string was not in a correct format at....

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.1;10.1.1;8.5.1","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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Document Information

Modified date:
08 May 2025

UID

swg21660697