If Bizweaver gets errors posting to or making calls to DIServer, you can restart DI Server with the following steps

1. Ordered List ItemStop 2 services in Windows Services

2. Delete the folder: c:\Windows\Temp\SM_OBS_DLL

3. Delete the file: C:\Program Files\SAP\SAP Business One ServerTools\DI_Server\B1DI_Server.log

4. Restart the 2 services