This can be caused by "Accept Info From Browser/Header" checkbox being unchecked in the Mashup Administrator. You can find this setting in the Mashup Administrator under Options / Settings / Server / Authentication.
Double Byte Characterset support in Mashup /Dim Sync module, found the following error: DBC project name is broken in Sync module. Testing environment is as below;
Dimensions CM 10.1.3.x integration with Serena TeamTrack and Serena Business Mashups as well as patch installation steps. This patch can only be applied to Serena Dimensions CM 10.1.3.x server with
But the clue of this error cannot be found so the 1.log file has been attached in Mashups folder of Dimensions CM Integration directory. Testing environment is as below: SBMS 2008 (not applied hotfix 1) with SQL Express 2005