diff --git a/changelogs/fragments/900-aerospike-migration-handle-unstable-cluster.yaml b/changelogs/fragments/900-aerospike-migration-handle-unstable-cluster.yaml
new file mode 100644
index 0000000000..ac8c0d0869
--- /dev/null
+++ b/changelogs/fragments/900-aerospike-migration-handle-unstable-cluster.yaml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - aerospike_migrations - handle exception when unstable-cluster is returned (https://github.com/ansible-collections/community.general/pull/900).
diff --git a/plugins/modules/database/aerospike/aerospike_migrations.py b/plugins/modules/database/aerospike/aerospike_migrations.py
index 6f9d9c017a..27bfc1a95b 100644
--- a/plugins/modules/database/aerospike/aerospike_migrations.py
+++ b/plugins/modules/database/aerospike/aerospike_migrations.py
@@ -439,7 +439,12 @@ class Migrations:
         if target_cluster_size is not None:
             cmd = cmd + "size=" + str(target_cluster_size) + ";"
         for node in self._nodes:
-            cluster_key.add(self._info_cmd_helper(cmd, node))
+            try:
+                cluster_key.add(self._info_cmd_helper(cmd, node))
+            except aerospike.exception.ServerError as e:  # unstable-cluster is returned in form of Exception
+                if 'unstable-cluster' in e.msg:
+                    return False
+                raise e
         if len(cluster_key) == 1:
             return True
         return False