diff --git a/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.java b/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.java
index 95db256..3886ee1 100644
--- a/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.java
+++ b/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.java
@@ -342,6 +342,10 @@ public class ProcedureExecutor<TEnvironment> {
         nonceKey = proc.getNonceKey();
         procId = proc.getProcId();

+        if (proc.getOwner() == null) {
+          LOG.error("Procedure " + proc + " doesn't have owner");
+          continue;
+        }
         if (!proc.hasParent()) {
           assert !proc.isFinished() : "unexpected finished procedure";
           rollbackStack.put(proc.getProcId(), new RootProcedureState());