Troubleshooting
Problem
Teradata JDBC driver is unable to connect to the server and throws an exception error related to SSLMODE.
Caused by: java.io.IOException: SSLMODE=PREFER cannot use Teradata port 1025 connection because the database has HTTPS connections enabled, but a connection cannot be made on HTTPS port 443.
at com.teradata.jdbc.jdbc_4.io.TDNetworkIOIF.isUsableSocket(TDNetworkIOIF.java:1515)
at com.teradata.jdbc.jdbc_4.io.TDNetworkIOIF.connectToHost(TDNetworkIOIF.java:614)
at com.teradata.jdbc.jdbc_4.io.TDNetworkIOIF.createSocketConnection(TDNetworkIOIF.java:185)
Document Location
Worldwide
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Document Information
Modified date:
15 January 2026
UID
ibm17028418