Solution : https://service.sap.com/sap/support/notes/1745266 (SAP Service marketplace login required)
Key words :
explicitly set configuration data rsecssfs, sporadically applications fail, work process trace, primary database connection, profile explicitly overwritten, environment variables rsec_ssfs_datapath, default configuration, trace messages, database password, profile parameters
Related Notes :
1639578 | SSFS as password storage for primary database connect |