null point domain error
 

I m working on in cylinder model. The simulation runs preety good. but the files i save during simulation using Autosave will not open. When i try to read the case and data file it just gives me null point domain error. Can somebody help me with this

Thanks Trushant

Re: null point domain error
 

free disk space may be the cause

Re: null point domain error
 

thanks Ahmed.. i tried it and its working. but now i tried to change the valve lift and changed the mesh. when i read file to fluent the grid check will fail and if i repair it and close it and then read the case it again gives null point domain error. Can u help me with that? anybody?

Thanks