# Storage. Read File Group

Reads data from a file group.

<table data-header-hidden><thead><tr><th width="196.83331298828125" valign="top"></th><th width="287.66680908203125" valign="top"></th></tr></thead><tbody><tr><td valign="top">GUID/File Group Name</td><td valign="top">[Text] GUID or file group.</td></tr><tr><td valign="top">Timeout</td><td valign="top">[Number] Timeout in seconds.</td></tr><tr><td valign="top">File Group Object</td><td valign="top">[Object] File group object. An example of using the object can be found in the expression editor.</td></tr><tr><td valign="top">Files</td><td valign="top">[List] List of files in this group (without the actual data). List of FileObject objects.</td></tr><tr><td valign="top">Error Handling Level</td><td valign="top"><p>Select the error handling level. Possible values:</p><ul><li>"Default" - default;</li><li>"Ignore" - errors are ignored;</li><li>"Handle" - errors are handled.</li></ul><p>If "Default" is selected, the value from the "Start" block of this diagram will be used.</p></td></tr><tr><td valign="top">Message Level</td><td valign="top"><p>Select the message level that blocks will output during execution. Possible values:</p><ul><li>"Default" - default;</li><li>"Release" - output is disabled;</li><li>"Debug" - outputs main information;</li><li>"Detailed" - outputs detailed information.</li></ul><p>If "Default" is selected, the value from the "Start" block of this diagram will be used.</p></td></tr><tr><td valign="top">Error Message</td><td valign="top">[Text] Returns detailed information about the error in case of incorrect execution of the block's work.</td></tr></tbody></table>