Index: graphspell-js/helpers.js
==================================================================
--- graphspell-js/helpers.js
+++ graphspell-js/helpers.js
@@ -20,10 +20,11 @@
     loadFile: function (spf) {
         // load ressources in workers (suggested by Mozilla extensions reviewers)
         // for more options have a look here: https://gist.github.com/Noitidart/ec1e6b9a593ec7e3efed
         // if not in workers, use sdk/data.load() instead
         try {
+            console.log("loadFile: " + spf);
             let xRequest;
             xRequest = new XMLHttpRequest();
             xRequest.open('GET', spf, false); // 3rd arg is false for synchronous, sync is acceptable in workers
             xRequest.overrideMimeType('text/json');
             xRequest.send();

Index: graphspell-js/ibdawg.js
==================================================================
--- graphspell-js/ibdawg.js
+++ graphspell-js/ibdawg.js
@@ -103,10 +103,13 @@
                 oData = param1;
             }
             Object.assign(this, oData);
         }
         catch (e) {
+            console.error(e);
+            console.log("path: " + sPath);
+            console.log("dic:" + param1.slice(0, 1000));
             throw Error("# Error. File not found or not loadable.\n" + e.message + "\n");
         }
         /*
             Properties:
             sName, nCompressionMethod, sHeader, lArcVal, nArcVal, sByDic, sLang, nChar, nBytesArc, nBytesNodeAddress,