https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732277#M5390 Make sure you are following the upgrade path. You can always try a different t method to upload the image also. <BR /> Thu, 25 Oct 2018 03:49:00 GMT Scott Fella 2018-10-25T03:49:00Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732276#M5389 <P>&nbsp;</P> <DIV class="lia-note-subject lia-component-subject">&nbsp;</DIV> <DIV class="lia-note-body lia-note-body-truncated lia-component-body-nohtml">I have 2504 WLC which configured High availability. i was trying to upload IOS image from TFTP server , now more than 10 hours over still its in progress. 1. If i try with " RESET SYSTEM FORCED" existing configuration will erase from WLC ? 2. And if I on and off controller , again the problem exists. &nbsp; Kindly share any suggestion, i could be helpful&nbsp;to fix the issue....</DIV> Mon, 05 Jul 2021 16:22:09 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732276#M5389 vinoth.R1@ge.com 2021-07-05T16:22:09Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732277#M5390 Make sure you are following the upgrade path. You can always try a different t method to upload the image also. <BR /> Thu, 25 Oct 2018 03:49:00 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732277#M5390 Scott Fella 2018-10-25T03:49:00Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732280#M5391 <P>I have followed this steps</P> <P>transfer download datatype code <BR />transfer download mode tftp<BR />transfer download serverip XXXXXXXX<BR />transfer download path . <BR />transfer download filename XXXXXXXX<BR />transfer download username XXXXX<BR />transfer download password XXXXX<BR />transfer download start</P> <P>Via CLI , now more than 24 hours over , still its says&nbsp;</P> <P>(Cisco Controller) &gt;transfer upload path .</P> <P>Request failed, Transfer already in progress</P> <P><LI-WRAPPER></LI-WRAPPER></P> <P>&nbsp;</P> Thu, 25 Oct 2018 03:57:17 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732280#M5391 vinoth.R1@ge.com 2018-10-25T03:57:17Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732281#M5392 You are following the upgrade path? Don’t jump to a new. Ode without making sure you can go straight to that code. Use FTP or http for the upload. <BR /> Thu, 25 Oct 2018 04:01:00 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732281#M5392 Scott Fella 2018-10-25T04:01:00Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732282#M5393 <P>Unplug the controller.&nbsp;</P> Thu, 25 Oct 2018 04:02:27 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732282#M5393 Scott Fella 2018-10-25T04:02:27Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732299#M5394 <P>if I unplug the controller existing configuration will ego off ?&nbsp; Devices involved in production ...network.</P> <P>so Any other to recover the WLC from this issue..</P> Thu, 25 Oct 2018 04:33:54 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732299#M5394 vinoth.R1@ge.com 2018-10-25T04:33:54Z https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732301#M5395 Going for that long, no. You have to reboot the wlc anyways even after an upgrade. <BR /> Thu, 25 Oct 2018 04:36:00 GMT https://community.cisco.com/t5/wireless/falsh-write-in-progress-cant-save-the-configuration-getting/m-p/3732301#M5395 Scott Fella 2018-10-25T04:36:00Z