Servicedesk Plus - huge mdmp file in bin folder

Servicedesk Plus - huge mdmp file in bin folder

Hello All
I have a problem with my SDPlus Instance. 10.0 Build 10013 on MS SQL database. Inside  bin folder I found lot od mdmp file over 1,5GB. and lot of log file with PID number in filename . I don't know what is the reason and why mdmp files are created. log file and support file in attatch

Another problem is that from few time ago asset started mixing data. 
for example. I create PO for dell e5470 with service tag xxxxxxx , deliver an reconcile assets with PO. and after few days I found another asset Dell 5430 with different service tag, but linked with my PO for dell e5470.
It's mess

and another error 


System Log details :
System Log Message :
Module : Purchase
Sub Module : -
Type : Error



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