ONTAP Tools: '504 Gateway Timeout' error when adding storage backend to OTV 10
Applies to
- ONTAP Tools for VMware vSphere (OTV) 10.x
- VMware vCenter
- ONTAP 9
Issue
When attempting to add a storage backend to OTV 10.x, the following error is seen from the vCenter plugin:

<html><head><title>504 Gateway Time-out</title></head><body> <center><h1>504 Gateway Time-out</h1></center> <hr><center>openresty</center> </body> </html> <I -- a padding todlisable MSIE and Chrome friendly error page -- > <1 -- a padding todisable MSIE and Chrome friendly error page -- > <!-- a padding todisable MSIE and Chrome friendly error page -- > <!-- a padding todisable MSIE and Chrome friendly error page -- > <!-- a padding todisable MSIE and Chrome friendly error page -- > <I -- a padding todisable MSIE and Chrome friendly error page -- >
