I'm familiar with decompile, will try this. This can only be done however after compacting and deleting failing records (because nothing works on the tables if I don't do this)
I'm not sure I know what you mean by your last remark
The customers are small insurancecompanies covering burial costs in case of death of a few thousand people per customer (in case of the customer with corrupt database: around 10000 people)
I'm not sure I know what you mean by your last remark

The customers are small insurancecompanies covering burial costs in case of death of a few thousand people per customer (in case of the customer with corrupt database: around 10000 people)