Description:

1. user have access to templates which rw and to host which read
2. user can add items in templase
3. template is linked to a host
4. when user tries to add or update trigger, error: "cannot add trigger
   Incorrect trigger expression. Host "xyz" does not exist or you have no access to this host."

Result:

• Incorrect trigger expression. Host "xyz" does not exist or you have no access to this host. [triggers.php:363 → CApiWrapper->__call() → CFrontendApiWrapper->callMethod() → CApiWrapper->callMethod() → CFrontendApiWrapper->callClientMethod() → CLocalApiClient->callMethod() → CTrigger->update() → CTriggerGeneral->inherit() → CTriggerGeneral->inheritOnHost() → CTriggerGeneral->updateReal() → CTriggerGeneral->implode_expressions() → CApiService::exception() in include/classes/api/services/CTriggerGeneral.php:1365]