An exception occured while bootstrapping the application.

transport error - could not open socket
Stack Trace:
#0 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/framework/library/IXR/Capability.php(78): IXR_Clients::query()
#1 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/framework/library/Client/Capability.php(22): IXR_Capability::user_has_cap()
#2 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/framework/library/Webx/User.php(691): Client_Capability::user_has_cap()
#3 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/framework/library/Webx/User.php(702): Webx_User->hasCapability()
#4 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/framework/application/bootstrap.php(469): Webx_User->isEditor()
#5 /kunden/627639_72072/rp-hosting/2040/2039/tuemarkt2021/index.php(55): require('/kunden/627639_...')
#6 {main}