diff --git a/_locales/de/messages.json b/_locales/de/messages.json
index 11dcc92..a7e722a 100644
--- a/_locales/de/messages.json
+++ b/_locales/de/messages.json
@@ -359,6 +359,10 @@
 		"description": ""
 	},
 	
+	"preBlock": {
+		"message": "API auf {url} blockiert, weil die CanvasBlocker-Einstellungen nicht rechtzeitig geladen wurden.",
+		"description": ""
+	},
 	"fakedReadout": {
 		"message": "Auslese vorgetäuscht auf {url}",
 		"description": ""
diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index bb6d02e..3bcb0ac 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -359,6 +359,10 @@
 		"description": ""
 	},
 	
+	"preBlock": {
+		"message": "API blocked on {url} because CanvasBlocker-settings were not loaded in time.",
+		"description": ""
+	},
 	"fakedReadout": {
 		"message": "Faked readout on {url}",
 		"description": ""
diff --git a/lib/intercept.js b/lib/intercept.js
index a792bd2..7884981 100644
--- a/lib/intercept.js
+++ b/lib/intercept.js
@@ -96,11 +96,25 @@
 								enumerable: true,
 								configureable: true,
 								get: exportFunction(function(){
-									undoPreIntercept();
-									settings.forceLoad();
-									doRealIntercept();
-									var descriptor = Object.getOwnPropertyDescriptor(constructor.prototype, name);
-									return descriptor.value || descriptor.get();
+									var url = getURL(window);
+									if (!url){
+										return undef;
+									}
+									var error = new Error();
+									apis.notify({
+										url,
+										errorStack: error.stack,
+										messageId: "preBlock",
+										timestamp: new Date(),
+										functionName: name,
+										dataURL: false
+									});
+									return;
+									// undoPreIntercept();
+									// settings.forceLoad();
+									// doRealIntercept();
+									// var descriptor = Object.getOwnPropertyDescriptor(constructor.prototype, name);
+									// return descriptor.value || descriptor.get();
 								}, window),
 								set: exportFunction(function(){}, window)
 							}