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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Couldn't solve jpype error","articleBody":"Hi, I just started testing dlineage on my Mac Mini running Tahoe with AdoptJDK8 and couldn't figure out how to resolve the issue. The error stack is as follows. Please advice. Thanks\n\n```\npython dlineage.py /t oracle /f test.sql /graph\nTraceback (most recent call last):\n  File \"ClassLoader.java\", line 526, in java.lang.ClassLoader.loadClass\njava.lang.java.lang.ClassNotFoundException: \u003cexception str() failed\u003e\n\nThe above exception was the direct cause of the following exception:\n\nTraceback (most recent call last):\n  File \"DataFlowAnalyzer.java\", line 661, in gudusoft.gsqlparser.dlineage.DataFlowAnalyzer.generateDataFlow\nException: Java Exception\n\nThe above exception was the direct cause of the following exception:\n\nTraceback (most recent call last):\n  File \"/Users/thbeh/python_data_lineage/dlineage.py\", line 283, in \u003cmodule\u003e\n    call_dataFlowAnalyzer(args)\n    ~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/thbeh/python_data_lineage/dlineage.py\", line 194, in call_dataFlowAnalyzer\n    result = dlineage.generateDataFlow()\njava.lang.java.lang.NoClassDefFoundError: \u003cexception str() failed\u003e\n```","author":{"url":"https://github.com/thbeh","@type":"Person","name":"thbeh"},"datePublished":"2025-11-10T08:17:20.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/9/python_data_lineage/issues/9"}