选择problems选项卡，查看工作空间中是否存在任何错误。
Check the Problems TAB to see if there are any errors in the workspace.
如果发生任何错误，单击Logs选项卡获取更多信息。
If any errors occur click the Logs TAB for further information.
接下来，我们需要解决出现在Problems选项卡下的错误。
Next, we will need to address the errors that appear under the Problems TAB.
Details选项卡显示了错误Serviceoperation：can notbeempty。
The Details TAB shows the error Service operation: cannot be empty.
Details选项卡显示了错误Serviceoperation：can notbeempty。
The Details TAB shows the error Service operation: cannot be empty.
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