We successfully upgraded OJS 2.4.8.5 to OJS 3.0.2.
We successfully upgraded OJS 3.0.2 to OJS 3.1.2.4.
We successfully upgraded OJS 3.1.2.4 to OJS 3.2.1.4.
But when we upgrade OJS 3.2.1.4 to 3.3.0.14, We get error message as
Errors occurred during installation:
• A database error has occurred: SQLSTATE[HY000]: General error: 1005 Can’t create table eurjchem_ojs3214-2.review_round_files (errno: 150 “Foreign key constraint is incorrectly formed”) (SQL: alter table review_round_files add constraint review_round_files_submission_file_id_foreign foreign key (submission_file_id) references submission_files (submission_file_id)).