Error about unable to load DLL (dfastlog. dll)

1.Error message: Unable to loadDLL (dfastlog. dll)

Solution: In the applicationProgramThe user name and password used to configure access. For example:

 

Note: This user name is for InstallationSharePointUser name. Otherwise, the application pool may be shut down abnormally.

2.InstallSharePoint Portal Server"An error occurred while accessing the database. Check the database server name or Instance name(If)Is it correct. In addition, make sure that the configuration database management account has sufficient permissions for the server and instance, andSQL ServerThe instance-related services are running..

 

Solution: The data server must have sufficient permissions to access the database on the local machine or in the same domain.

the account must be a member of the power user group on the server. This account must have the database creator and Security Administrator server role. In addition, if the configuration contains multiple servers, the account must be a domain account.
3. Application pool configuration error
change the application pool to ms1_pointportalapppool, and restart IIS to restore normal status