Hello Sitanshu,
happy new year to you...
The error Messages means somthing like: "The beginning of the for presentation must not be in the past" and has nothing to do with M0910 or M0940. In your custom declaration can you check
(mark the Messages and press teh Detail button):
What kind of Process Activity do you see?
In the customizing path I mentioned (Management->Communication Processes->Define Control Settings for Communication Processes) can you check the following
Is the field Smp.P... marked and is the License Type AZ?
Regards,
Thomas