Error Database connection with Knime Analytics Platform

Error connecting database with knime analytics platform.
ERROR LoadWorkflowRunnable Status: Warning: MongoDB Connector 0:710:319
ERROR LoadWorkflowRunnable Status: Warning: Loading model settings failed: Error while decrypting password: Given final block not properly padded. Such issues can arise if a bad key is used during decryption.
ERROR MongoDB Connector 0:893 Execute failed: Exception authenticating MongoCredential{mechanism=SCRAM-SHA-1, userName=‘admin’, source=‘admin’, password=, mechanismProperties=}