Salesforce CRM Command Line Interface (CLI) Data Loader reports com.sforce.ws.ConnectionException: Failed to parse detail: START_TAG seen ...</sf:exceptionMessage><sf:upgradeURL>
An outdated version of Data Loader and / or Java tries to connect to Salesforce using TLS 1.0.
- Upgrade Salesforce Data Loader to the Latest Version:
- This can be downloaded from a Salesforce org by navigating to: Setup --> Data Management --> Data Loader.
- Upgrade the Java JRE that Salesforce Data Loader uses to JRE 8 or above.
Reference: Salesforce Community Forums
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