Unable to run the FME Master workflow which has 39 workflows as single workflow through FME Server. It used to run fine until 2 weeks back. Now,It is returning an ORA-12154 error in the log file. Please help
2019-08-19 06:00:14| 0.8| 0.0|INFORM|Feature Type: `FEATURE_TYPE'
2019-08-19 06:00:14| 0.8| 0.0|INFORM|Attribute(string): `_reader_error' has value `Error connecting to Oracle database: message was `ORA-12154: TNS:could not resolve the connect identifier specified'. (serverType=`*****', serverName=`*****', userName=`', password=`***', dbname=`')'
2019-08-19 06:00:14| 0.8| 0.0|INFORM|Attribute(string): `fme_type' has value `fme_no_geom'
2019-08-19 06:00:14| 0.8| 0.0|INFORM|Geometry Type: Unknown (0)