Error messages and solution collection during SSAS multidimensional database processing

SSAs typically encounters these kinds of errors during processing:
1. User Logon Failure

Indicates that the multidimensional database data source is incorrect and needs to be modified. Double-click the data source, with body such as

2. Duplicate attribute key problem

For example, this hierarchy:

First, make the following settings:

Then, set the properties of month:

Set its KeyColumns property and add year to it

Finally, set the NameColumn property, such as:

3. Property key error not found

This type of error is caused by garbage data. You can ignore the dimension key error or fix the garbage data in the Data Warehouse. Specific example:

4, when the cube is completed, the fact table or dimension table field length changes will appear, this problem will occur, this is usually accompanied by the following error message will indicate which field has a problem.

Error messages and solution collection during SSAS multidimensional database processing