Tweak error message to make clear that we really need a file showing the problem

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1697502 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/ContentTypeManager.java b/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/ContentTypeManager.java
index 6b71d0dbe9cb52c6bbd65d92c7125fcf8bf257ba..423485856f955da236f2494803707a15aac37dd3 100644 (file)
--- a/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/ContentTypeManager.java
+++ b/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/ContentTypeManager.java
@@ -340,7 +340,7 @@ public abstract class ContentTypeManager {
                 */
                if (this.container != null && this.container.getPart(partName) != null) {
                        throw new OpenXML4JRuntimeException(
-                                       "Rule M2.4 exception : this error should NEVER happen, if so please send a mail to the developers team, thanks !");
+                                       "Rule M2.4 exception : this error should NEVER happen! Please raise a bug at https://bz.apache.org/bugzilla/enter_bug.cgi?product=POI and attach a file that triggers it, thanks!");
                }
                return null;
        }