[Koha] 500 error message appears when i add item with non latin content i. The field NOTE

Dear When i do add items to record with nonlatin content only in the Notes fields I got the message 500 error otherwise everything work perfectly, can someone help regarding this ?! I am using koha 3.2 -- *Regards,* *Rania Azad |* Library Manager Library Department http://library.auis.edu.iq/ The American University of Iraq, Sulaimani Office: *B-G-32* Ext *1219*