Customer no changed in dynamic nav to another number suddenly
I have dynamic nav 2009 r2 in customer card i have customer no 3099 changed to 3064 automatically without any changedi dont have data port
Are there are any function or option changed this from number to another number
more explain
Customer No 3099(before 1 day)
(mention sample)
JE-PSI-000115 22/04/2014 22000
JE-PSI-000120 25/05/2014 2000
JE-PSI-000121 30/06/2014 4000
balance in card 2,000,000
Customer No 3064(After 1 day)
JE-PSI-000115 22/04/2014 22000
JE-PSI-000120 25/05/2014 2000
JE-PSI-000121 30/06/2014 4000
balance in card 2,000,000
What is the proplem and why it changed automatically
may be there are reason but i dont know what is reason
i ask here to know what possibility that make error to avoid this proplem after this
