Error 4 - Call barred by user is a permanent error and the number should be removed from the client's database.
If the user wants to receive SMS they should contact the Network Operator directly to resolve this issue.
More information here.
Error 4 - Call barred by user is a permanent error and the number should be removed from the client's database.
If the user wants to receive SMS they should contact the Network Operator directly to resolve this issue.
More information here.