This is on 4.40 R3 - Have not received a fix yet still in developement.
We have confirmed the above error message that you submitted. The issue has been escalated to development for immediate repair. Upon completion you will receive the repair program.
ID 1-5522: Error 26 JT_SchedulingEngine.M4P Line 30012
Steps to Duplicate:
1. Schedule a Work Ticket and access the Graphical View from JOSCH
2. Select the Create What-If button
3. Locate the scheduled work ticket and drag it to another activity code - the error will occur