diff --git a/src/main/ts/log/Registry.ts b/src/main/ts/log/Registry.ts
--- a/src/main/ts/log/Registry.ts
+++ b/src/main/ts/log/Registry.ts
@@ -14,12 +14,12 @@ export class Registry {
 
         if (this._registry[id])
             return this._registry[id];
+        else
+            throw new Error("The specified trace source doesn't exists");
+    }
 
-        const source = new TraceSource(id);
-        this._registry[id] = source;
-        this._onNewSource(source);
-
-        return source;
+    has(id: string) {
+        return !!this._registry[id];
     }
 
     add(id: any, source: TraceSource) {
diff --git a/src/main/ts/log/TraceSource.ts b/src/main/ts/log/TraceSource.ts
--- a/src/main/ts/log/TraceSource.ts
+++ b/src/main/ts/log/TraceSource.ts
@@ -136,6 +136,12 @@ export class TraceSource {
      * @param id the id for the trace source
      */
     static get(id: any) {
-        return Registry.instance.get(id);
+        if (!Registry.instance.has(id)) {
+            const trace = new TraceSource(id);
+            Registry.instance.add(id, trace);
+            return trace;
+        } else {
+            return Registry.instance.get(id);
+        }
     }
 }