Zero Members on ROW Edge in Grid definition

Hi, we get the following error message when trying to log on to the HFM application

When then going to the Server Error log, we find the following message there:

Error Code:

2ebeb718-a71a-4c7a-88a2-2dbe8bdf7c87

System Message Summary

Zero Members on ROW Edge in Grid definition.

System Message Details

Error Reference Number :{2ebeb718-a71a-4c7a-88a2-2dbe8bdf7c87}
Num: 0x80042BDA;Type: 0;DTime: 2016-10-18T11:32:45.021145+02:00;Svr: axihfm02;File: CDQIGrid.cpp;Line: 9692;Version: 11.1.2.4.201.5177;

Due to above Errors one user cannot access the Application any more while I with my user can still access it.