diff --git a/platform/lang-impl/src/com/intellij/codeInsight/template/TemplateBuilderImpl.java b/platform/lang-impl/src/com/intellij/codeInsight/template/TemplateBuilderImpl.java
index 44f2944d8304..99844a8918e6 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/template/TemplateBuilderImpl.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/template/TemplateBuilderImpl.java
@@ -195,13 +195,18 @@ public class TemplateBuilderImpl implements TemplateBuilder {
     int start = 0;
     for (final RangeMarker element : myElements) {
       int offset = element.getStartOffset() - containerStart;
-      LOG.assertTrue(start <= offset,"container: " + myContainerElement + " markers: " +
-                                     StringUtil.join(myElements, new Function<RangeMarker, String>() {
-                                                       @Override
-                                                       public String fun(RangeMarker rangeMarker) {
-                                                         return "[" + rangeMarker.getStartOffset() + ", " + rangeMarker.getEndOffset() + "]";
-                                                       }
-                                                     }, ", "));
+      if (start > offset) {
+        LOG.error("file: " + myFile + 
+                  " container: " + myContainerElement + 
+                  " markers: " + StringUtil.join(myElements, new Function<RangeMarker, String>() {
+                                    @Override
+                                    public String fun(RangeMarker rangeMarker) {
+                                      final String docString =
+                                        myDocument.getText(new TextRange(rangeMarker.getStartOffset(), rangeMarker.getEndOffset()));
+                                      return "[[" + docString + "]" + rangeMarker.getStartOffset() + ", " + rangeMarker.getEndOffset() + "]";
+                                    }
+                                  }, ", "));
+      }
       template.addTextSegment(text.substring(start, offset));
 
       if (element == mySelection) {