Please Help Error:Connection for Source DataConnection failed because the environment is not trusted

Iam getting this error while trying to load the PDF form from SQl server 2005 using Oledb driver for SQL server - Error is " Connection for Source DataConnection failed because the environment is not trusted".

This is my connection string -

Provider=SQLOLEDB.1;Integrated Security=SSPI;Persist Security Info=False;User ID=sa;Initial Catalog=Mashreq;Data Source=ADOBE-8D78D8E4E;Use Procedure for Prepare=1;Auto Translate=True;Packet Size=4096;Workstation ID=ADOBE-8D78D8E4E;Use Encryption for Data=False;Tag with column collation when possible=False

Please help me

Thanks,

Vinod