Windows 7 Boot Error “Error 15 file not found chainloader/BOOTMGR.”

how to repair acer5610z series..model no 7..home pentiun dual core inside cant figure out  (minimal bash -like line editing is supported..for the first word ..TAB lists the possible command completions anywhere else TAB lists the possible completion of a device/filename.........................................GRUB4DOS  0.4.4 2009-09-03, memory 638k /1310m, Menuend: 0x   new at this how hard is repair on this lap can i do this myself.....PLEASE HELP....THANK YOU

Original Title: windows 7 wont start getting message err 15 chainloader/bootmgr..file not found




Grub4dos is a file of Unix\Linux Operating system. The meaning of error is “The loader requires the BOOTMGR file to be present in the root of the disc”.


1. When do you receive the error message? For Example: when you try to start the computer using the Disc.

2. Have you made any recent changes to the computer prior to this issue?

3. Was the computer installed with any other Windows or non-Windows Operating system? For Example: UNIX, Linux, Windows Vista, or Windows 2008, etc.


Try the methods provided in the article below and check after each method:

Windows Error message "Bootmgr is missing Press Ctrl+Alt+Del to restart":

Hope it helps.

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Question Info

Last updated July 27, 2021 Views 19,875 Applies to: