每次打开项目是，就会弹出项目内部结构错误的提示：The project 'FCE_A062_OK‘ contains errors in the internal data structure .但是程序可以打开，监控也没什么问题；不知道有什么影响。之前是没有这个错误的,求解！
问题补充：
点击详细后出现：
Help on Message 257:90
Description of Error:
Use the Details?button to obtain more information on this error when available.
To Correct or Avoid Error:
1. Close all STEP 7 applications except the SIMATIC Manager.
2. Use the menu command File> Save As and the "With reorganization (slow)" option to create a copy of the project, which you can use to continue your work. However, this copy may not contain all the data from the original project because of the defects in the existing project.
最佳答案
你可以检查block的一致性来重新编译一下就好了
你按照他的提示，打开项目后另存一下，“With reorganization (slow)“前面打上钩即可
提问者对于答案的评价：
我试一下
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