ProcessingItem finishes its way to Manager even if there are errors on the way.

Recognizer.cpp

@@ -63,6 +63,7 @@ void Recognizer::recognize (ProcessingItem item) {
   QString language = (isCustomLanguage) ? item.ocrLanguage : ocrLanguage_;
   if (engine == NULL) {
     if (!initEngine (engine, language)) {
+      emit recognized (item);
       return;
     }
   }
@@ -82,9 +83,9 @@ void Recognizer::recognize (ProcessingItem item) {
 
   if (!result.isEmpty ()) {
     item.recognized = recognizerHelper_->substitute (result, language);
-    emit recognized (item);
   }
   else {
     emit error (tr ("Текст не распознан."));
   }
+  emit recognized (item);
 }

WebTranslator.cpp

@@ -46,7 +46,7 @@ void WebTranslator::addProxyToView () {
 }
 
 void WebTranslator::translate (ProcessingItem item) {
-  if (item.translateLanguage.isEmpty ()) {
+  if (!item.isValid () || item.translateLanguage.isEmpty ()) {
     emit translated (item);
     return;
   }