# Reset image for FX30 Cat-M to clean overlay
**URL:** https://forum.sierrawireless.com/t/reset-image-for-fx30-cat-m-to-clean-overlay/25451
**Category:** FX30
**Created:** [November 5, 2021, 9:23am UTC](https://forum.sierrawireless.com/t/reset-image-for-fx30-cat-m-to-clean-overlay/25451 "2021-11-05T09:23:00Z")
**Posts on this page:** 1
**Showing post:** 11
### Author:  [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)
#### Post date: [January 7, 2022, 3:29pm UTC](https://forum.sierrawireless.com/t/reset-image-for-fx30-cat-m-to-clean-overlay/25451/11 "2022-01-07T15:29:24Z")
I tried on WP76, I can still use fwupdate after deleting the userapp partition:
```auto
root@swi-mdm9x28-wp:~# cat /proc/mtd|grep userapp -i
mtd15: 08300000 00040000 "userapp"
root@swi-mdm9x28-wp:~#
root@swi-mdm9x28-wp:~# fwupdate query
Connecting to service ...
Firmware Version: SWI9X07Y_02.28.03.03 000000 jenkins 2019/05/21 03:33:04
Bootloader Version: SWI9X07Y_02.28.03.03 000000 jenkins 2019/05/21 03:33:04
Linux Version: 3.18.131 #1 PREEMPT Mon Oct 19 01:35:30 UTC 2020
root@swi-mdm9x28-wp:~#
root@swi-mdm9x28-wp:~# flash_eraseall /dev/mtd15
flash_eraseall has been replaced by `flash_erase 0 0`; please use it
Erasing 256 Kibyte @ 82c0000 -- 100 % complete
root@swi-mdm9x28-wp:~#
root@swi-mdm9x28-wp:~# fwupdate query
[364619.800059] UBIFS error (ubi3:0 pid 918): ubifs_read_node: bad node type (255 but expected 2)
[364619.807853] UBIFS error (ubi3:0 pid 918): ubifs_read_node: bad node at LEB 470:110592, LEB mapping status 1
[364619.818980] Not a node, first 24 bytes:
[364619.821820] 00000000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ........................
Connecting to service ...
Firmware Version: SWI9X07Y_02.28.03.03 000000 jenkins 2019/05/21 03:33:04
Bootloader Version: SWI9X07Y_02.28.03.03 000000 jenkins 2019/05/21 03:33:04
Linux Version: 3.18.131 #1 PREEMPT Mon Oct 19 01:35:30 UTC 2020
```
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