Data type Range Default value
REG_SZ Path and directory name Installation path\MSMQ\Storage


Specifies the directory where Message Queuing stores the transaction log file, also known as the QM log. Message Queuing stores the current state of active transactions and incoming transacted messages in the transaction log file.

Change method

To view or change the value of this entry, in Control Panel, double-click Message Queuing. The directory where the transaction log and all checkpoint files are stored appears in the Transaction Logger Folder box.

Note Image Note

Message Queuing stores all checkpoint files in the same directory as transaction log file (QM Log). If you use Message Queuing in Control Panel to change the value in the Transaction Logger Folder box, Message Queuing moves all checkpoint files and the transaction log to the new location.

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