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ISSUE: Cannot backup files and folders on Google Drive with name containing underscore character

Article ID: 5355
Reviewed: 26/09/2018

Product Version:
AhsayOBM: Pre-
OS: Windows

Problem Description

When performing a Cloud File backup for data on Google Drive, the following error message is displayed on the backup client interface, or in the backup report:

Note: This issue will only affect files and folders on Google Drive with name containing underscore ( _ ) (also called underline) character.

No. Type Timestamp Log
* info ... Start [ Windows platforms (computer), AhsayOBM pre- ]
* ... ... ...
* info ... Finished running pre-commands
* erro YYYY/MM/DD hh:mm:ss [New File] File="backup_source/path_with_slash_character" Error="com.ahsay. [CloudFileSystem.createFile] Parent directory 'backup_source
/path_with_slash_character' does not existrn at
(Unknown Source)rn at Source)rn at com.
ahsay.cloudbacko.pc.a(Unknown Source)rn at com.ahsay.cloudbacko.pc.a(Unknown
Source)rn at Source)rn at com.ahsay.obx.
core.backup.file.d.a(Unknown Source)rn at com.ahsay.obx.core.backup.file.L.
run(Unknown Source)rn at com.ahsay.afc.util.h$ Source)rn at
java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)rn at java.
util.concurrent.ThreadPoolExecutor$ Source)rn at java. Source)rn"
* ... ... ...


This is a known issue with AhsayCBS / AhsayOBM version pre-

For files and folders on Google Drive with name containing any underscore ( _ ) (also called underline) character, for example:


The underscore ( _ ) characters are returned as slash ( / ) characters (which are incorrectly interpret as path separator):



To resolve the issue, patch the AhsayCBS / AhsayOBM application to version or above.  The instructions can be found by

Upgrade Instruction for AhsayCBS
Upgrade Instruction for AhsayOBM / ACB


cloud, file, google, drive, underscore, _, underline, cbs, obm

public/5355_cannot_backup_data_on_google_dr_with_underscore_character.txt · Last modified: 2018/09/26 11:48 by edward.chan