diff --git a/activiti-intellij-plugin/src/main/resources/META-INF/plugin.xml b/activiti-intellij-plugin/src/main/resources/META-INF/plugin.xml
index 4053fa765..ec37882e8 100644
--- a/activiti-intellij-plugin/src/main/resources/META-INF/plugin.xml
+++ b/activiti-intellij-plugin/src/main/resources/META-INF/plugin.xml
@@ -4,7 +4,7 @@
     <name>Activiti BPMN visualizer</name>
 
     <!-- Plugin version -->
-    <version>0.4.6.2</version>
+    <version>0.4.6.3</version>
 
     <!-- Unique identifier of the plugin. Cannot be changed between the plugin versions.
          If not specified, assumed to be equal to <name>. -->
@@ -36,34 +36,37 @@
     <!-- Description of changes in the latest version of the plugin. Displayed in the "Plugins" settings dialog and
          in the plugin repository Web interface. -->
     <change-notes><![CDATA[
-      <p>0.4.6.2:</p>
+      <p>0.4.6.3:</p>
         <ul>
           <li>
-            Capability to save diagram as PNG image (via context menu)
+            Minimum IntelliJ version is now 2019.3 due to build pipeline upgrade
           </li>
           <li>
-            Stop using scheduled for removal JB API method (support 2021.3+)
+            Initial support for Activiti 7 (very basic)
           </li>
-        </ul>
-      <p>0.4.6.1:</p>
-        <ul>
           <li>
-            Preserve &lt;documentation&gt; element formatting
+            Allow to configure BPMN file extension in settings
+          </li>
+          <li>
+            Fixed save to PNG functionality with negative coordinates
           </li>
-        </ul>
-      <p>0.4.6:</p>
-        <ul>
           <li>
-            Fixed multiple opened projects bug - empty gray canvas shown
+            Added BPMN file validity check
           </li>
+        </ul>
+      <p>0.4.6.2:</p>
+        <ul>
           <li>
-            UI/UX improvements - support for undo/redo keyboard shortcuts
+            Capability to save diagram as PNG image (via context menu)
           </li>
           <li>
-            Fixed keyboard shortcuts handling - after some actions shortcuts stopped working
+            Stop using scheduled for removal JB API method (support 2021.3+)
           </li>
+        </ul>
+      <p>0.4.6.1:</p>
+        <ul>
           <li>
-            Added settings screen
+            Preserve &lt;documentation&gt; element formatting
           </li>
         </ul>
     ]]></change-notes>
diff --git a/flowable-intellij-plugin/src/main/resources/META-INF/plugin.xml b/flowable-intellij-plugin/src/main/resources/META-INF/plugin.xml
index 816b9a6a8..02f83dd24 100644
--- a/flowable-intellij-plugin/src/main/resources/META-INF/plugin.xml
+++ b/flowable-intellij-plugin/src/main/resources/META-INF/plugin.xml
@@ -4,7 +4,7 @@
     <name>Flowable BPMN visualizer</name>
 
     <!-- Plugin version -->
-    <version>0.4.6.2</version>
+    <version>0.4.6.3</version>
 
     <!-- Unique identifier of the plugin. Cannot be changed between the plugin versions.
          If not specified, assumed to be equal to <name>. -->
@@ -36,36 +36,37 @@
     <!-- Description of changes in the latest version of the plugin. Displayed in the "Plugins" settings dialog and
          in the plugin repository Web interface. -->
     <change-notes><![CDATA[
-      <p>0.4.6.2:</p>
+      <p>0.4.6.3:</p>
         <ul>
           <li>
-            Capability to save diagram as PNG image (via context menu)
+            Minimum IntelliJ version is now 2019.3 due to build pipeline upgrade
           </li>
           <li>
-            Stop using scheduled for removal JB API method (support 2021.3+)
+            Allow to configure BPMN file extension in settings
           </li>
-        </ul>
-      <p>0.4.6.1:</p>
-        <ul>
           <li>
-            Preserve &lt;documentation&gt; element formatting
+            Fixed save to PNG functionality with negative coordinates
           </li>
-        </ul>
-      <p>0.4.6:</p>
-        <ul>
           <li>
-            Fixed multiple opened projects bug - empty gray canvas shown
+            Added BPMN file validity check
           </li>
+        </ul>
+      <p>0.4.6.2:</p>
+        <ul>
           <li>
-            UI/UX improvements - support for undo/redo keyboard shortcuts
+            Capability to save diagram as PNG image (via context menu)
           </li>
           <li>
-            Fixed keyboard shortcuts handling - after some actions shortcuts stopped working
+            Stop using scheduled for removal JB API method (support 2021.3+)
           </li>
+        </ul>
+      <p>0.4.6.1:</p>
+        <ul>
           <li>
-            Added settings screen
+            Preserve &lt;documentation&gt; element formatting
           </li>
         </ul>
+        </ul>
     ]]></change-notes>
 
     <!-- The vendor of the plugin. The optional "url" attribute specifies the URL of the vendor homepage.
diff --git a/xml-parser-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/bpmn/parser/core/BaseBpmnParser.kt b/xml-parser-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/bpmn/parser/core/BaseBpmnParser.kt
index 32e5138e3..0e21efc46 100644
--- a/xml-parser-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/bpmn/parser/core/BaseBpmnParser.kt
+++ b/xml-parser-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/bpmn/parser/core/BaseBpmnParser.kt
@@ -57,10 +57,14 @@ abstract class BaseBpmnParser: BpmnParser {
 
     override fun validate(input: String): String? {
         if (!input.contains("BPMNDiagram")) {
-            return "Unable to parse, missing BPMNDiagram XML tag that is required to build diagram"
+            return "Unable to parse, missing <b>BPMNDiagram</b> XML tag that is required to build diagram<br>" +
+                    "For details see:<br>" +
+                    "<a href=\"https://github.com/valb3r/flowable-bpmn-intellij-plugin/issues/225#issuecomment-834159029\">https://github.com/valb3r/flowable-bpmn-intellij-plugin/issues/225</a>"
         }
         if (!input.contains("BPMNPlane")) {
-            return "Unable to parse, missing BPMNPlane XML tag that is required to build diagram"
+            return "Unable to parse, missing <b>BPMNPlane</b> XML tag that is required to build diagram<br>" +
+                    "For details see:<br>" +
+                    "<a href=\"https://github.com/valb3r/flowable-bpmn-intellij-plugin/issues/225#issuecomment-834159029\">https://github.com/valb3r/flowable-bpmn-intellij-plugin/issues/225</a>"
         }
 
         return null