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执行PDI作业时出现以下错误。 我确实有mysql驱动程序(libext/JDBC)。有人可以说,失败的原因是什么? 尽管连接到数据库时发生错误,但我的数据库已启动,并且可以通过命令提示符访问它。尝试连接数据库时发生PDI错误
Error occured while trying to connect to the database
Error connecting to database: (using class org.gjt.mm.mysql.Driver)
Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
ERROR 03-08 11:05:10,595 - stepname- Error initializing step [Update]
ERROR 03-08 11:05:10,595 - stepname - Step [Update.0] failed to initialize!
INFO 03-08 11:05:10,595 - stepname - Finished reading query, closing connection.
ERROR 03-08 11:05:10,596 - stepname - Unable to prepare for execution of the transformation
ERROR 03-08 11:05:10,596 - stepname - org.pentaho.di.core.exception.KettleException:
We failed to initialize at least one step. Execution can not begin!
感谢
codek,你可以adivse这个@ http://stackoverflow.com/questions/24427976/unable-to-get-vfs-file-object-for-filename – Surya