alamar commented on a change in pull request #8547:
URL: https://github.com/apache/ignite/pull/8547#discussion_r544946436



##########
File path: 
modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java
##########
@@ -3353,9 +3353,14 @@ else if (tx.setRollbackOnly())
          * @return True if message required, false otherwise.
          */
         private boolean isMvccRecoveryMessageRequired() {
-            return node.isClient() && mvccCrd != null && mvccCrd.nodeId() != 
null &&
+            ClusterNode mvccCrdNode = null;
+
+            if (mvccCrd != null && mvccCrd.nodeId() != null)
+                mvccCrdNode = cctx.node(mvccCrd.nodeId());
+
+            return node.isClient() && mvccCrdNode != null &&
                 (cctx.kernalContext().coordinators().mvccEnabled() ||
-                    !IgniteFeatures.nodeSupports(cctx.node(mvccCrd.nodeId()), 
IgniteFeatures.MVCC_TX_RECOVERY_PROTOCOL_V2));
+                    !IgniteFeatures.nodeSupports(mvccCrdNode, 
IgniteFeatures.MVCC_TX_RECOVERY_PROTOCOL_V2));

Review comment:
       Please try to remove IgniteFeatures use, see if nothing is broken.




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