The following error was prompted when doing POS sync:
Sync failed at yyyy-MM-dd hh:mm:ss. Permanent error found during sync. Unexpected character encountered while parsing value: <. Path “, line 1, position 1.
Possible Reason :
HQ sync monitor services is stopped.
1. At HQ Server click on Windows Start > AutoCount POS 5.0 > AutoCount POS 5.0 Sync Monitor
2. Go to Windows Notified Area > double click AutoCount POS Server Monitor.
3. Make sure your account book Service Status is Running, if not click Restart Service.
5.Go back to POS and do sync again.
By: CK 20210203, Jacky 20210323, P210324 
|AutoCount Accounting 2.0
|AutoCount Accounting 1.8 / 1.9
|AutoCount On The Go
|AutoCount Accounting Plug-In Documentations