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Balaji Selva Sekaran 8Balaji Selva Sekaran 8 

An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri"

I am getting error like below when i open more than 5 tabs or keep the session open for more than 5 minutes.

Can some one help me please?

User-added image
SwethaSwetha (Salesforce Developers) 
HI Balaji,
The error message looks incomplete. Can you expand the technical stuff part of the screenshot and copy what it shows here.

On a general note,502  HTTP status is Bad Gateway exception
Balaji Selva Sekaran 8Balaji Selva Sekaran 8

Below is the stack trace from technical stuff

An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri":"/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9","EB":"https://diebold.lightning.force.com/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9"} [Error creating components one:sidebarWrapper in navex:desktopLayoutContainer] [An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri":"/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9","EB":"https://diebold.lightning.force.com/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9"} [Error creating components one:sidebarWrapper in navex:desktopLayoutContainer]]
Additional exception on component load: An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri":"/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9","EB":"https://diebold.lightning.force.com/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9"}. Caused by: An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri":"/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9","EB":"https://diebold.lightning.force.com/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9"} [Error creating components one:sidebarWrapper in navex:desktopLayoutContainer] [An unknown error occurred attempting to fetch definitions at: {"status":502,"statusText":"","uri":"/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9","EB":"https://diebold.lightning.force.com/auraCmpDef?aura.app=markup://one:one&aura.mode=PROD&_au=Za3jW7D9Q7VgJ3fs65O06w&_ff=DESKTOP&_l=true&_lrmc=1730203071&_l10n=en_US&_c=false&_style=-1720540562&_density=VIEW_ONE&adminsuccess=init&one=lexOnboardingManagerService,onePreloads,sidebarWrapper&_uid=LATEST-9"} [Error creating components one:sidebarWrapper in navex:desktopLayoutContainer]]
Object.showCreateComponentError()@https://diebold.lightning.force.com/libraries/force/componentLibrary.actions.js:3:296
Object.eval()@https://diebold.lightning.force.com/components/navex/desktopLayoutContainer.js:15:53