帆软BI 4.1升级5.1的时候,
报错: Could not initialize class com.finebi.spider.cluster.spark.ContextManager
4.1-5.1升级操作(Windows)-https://help.fanruan.com/finebi/doc-view-480.html
4.1-5.1升级操作(Linux)-https://help.fanruan.com/finebi/doc-view-481.html
4.1-5.1升级后报错及注意事项-https://help.fanruan.com/finebi/doc-view-492.html
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