1. Be sure no other users are logged into Dynamics.
2. Make a backup
3. Post all batches that you can in Dynamics.
4. Rename the Batch Activity Files (SY00800.*)  located in the Dynamics/System directory on the server.
5. Attempt to edit the batch within Dynamics.  If you cannot edit the batch, and you do not have a backup to restore, continue with the following steps.

**NOTE** After completing these steps, you should print reports in the affected module to verify that the information is correct.  If Bank Reconciliation is being used, check to see if Bank Reconciliation has been updated by any of the transactions you were attempting to post.  Also check to see if General Ledger has been updated.

6. Rename the Posting Definition Master file (SY00500.*)  located in the Company directory where your data has been stored.  The Posting Definition Master file contains information about all unposted batches in the company with the exception of Payroll.  After renaming the Posting Definition Master files, you will not be able to see any of your batches in the company until you are finished with these steps..
7. Depending on which modules you have with existing batches, you need to follow these steps:

Run Check Links on the following files (File | Maintenance | Check Links - be sure no one else is logged in):

1. Payables Management: Payables Transaction Logical (under the Purchasing Series)
2. Purchase Order Processing: Purchasing Transaction Logical (under the Purchasing Series)
3. Receivables Management: Receivables Open Transaction (under the Sales Series)
4. Invoicing: Invoice Work File (under the Sales Series)
5. Sales Order Processing: Sales Work File (under the Sales Series)