Hi everyone, can someone help me how to get rid of this problem?

Question

Kush · Answer

Hi, 
 
Section properties of the members mentioned above is not provided or assigned. You can check the same in GUI from Menu Bar > Select > By Missing Attributes > Missing Property. 
 
Assign a suitable section to these members and re-analyze the model.

Bikash · Answer

Hi, 
 
The error messages are self explanatory. No Properties were assigned to MEMBERS 22 25 and so on in your project file.

DSANJU · Answer

You can identify the elements from GUI by going to menu Select> Missing Attribute> Missing Property.