Read the provider from the settings, not the migration PROVIDER_FILE

src/settings.js

@@ -614,15 +614,13 @@ function initCache(callback) {
     getAll(function (error, allSettings) {
         if (error) return callback(error);
 
-        const provider = safe.fs.readFileSync(paths.PROVIDER_FILE, 'utf8');
-
         gCache = {
             apiServerOrigin: allSettings[exports.API_SERVER_ORIGIN_KEY],
             webServerOrigin: allSettings[exports.WEB_SERVER_ORIGIN_KEY],
             adminDomain: allSettings[exports.ADMIN_DOMAIN_KEY],
             adminFqdn: allSettings[exports.ADMIN_FQDN_KEY],
             isDemo: allSettings[exports.DEMO_KEY],
-            provider: provider ? provider.trim() : 'generic'
+            provider: allSettings[exports.SYSINFO_CONFIG_KEY].provider
         };
 
         callback();