getting error when i open project in mendix pro 8.18
i am getting this error when i try to open project in mendix 8.18. and recently i have open this project in 9 and now i want to open in 8. i have make this project in 8.
If you've already opened it in 9, you can't open it in 8 without reverting some changes. You can use tortoiseSVN to revert to an older version that was made in 8 to be able to open it in 8 again.
Eline is right, once you upgrade, older versions can’t handle the new functionalities.