to sql-file export broken :(

hello, sorry for my english, please nevertheless read the following lines. i have a MS navision that in former times export data to a sql-file. than i can import this sql-file to a mysql-database. my problem is, that the export to the sql-file any longer does not function. i didnt know why and the programmer is far far away. can anybody help me to export my data in navision to a sql-file? i gratefully for all tipps! thank you, patrick