fix: Handle no-crew case in reset-memories command

- Modify RAGStorage to handle initialization without crew
- Add test for resetting memories without crew
- Fixes #2123

Co-Authored-By: Joe Moura <joao@crewai.com>

src/crewai/cli/reset_memories_command.py

@@ -27,10 +27,22 @@ def reset_memories_command(
 
     try:
         crew = get_crew()
-        if not crew:
-            raise ValueError("No crew found.")
         if all:
-            crew.reset_memories(command_type="all")
+            if crew:
+                crew.reset_memories(command_type="all")
+            else:
+                # When no crew exists, use default storage paths
+                from crewai.memory.short_term.short_term_memory import ShortTermMemory
+                from crewai.memory.entity.entity_memory import EntityMemory
+                from crewai.memory.long_term.long_term_memory import LongTermMemory
+                from crewai.utilities.task_output_storage_handler import TaskOutputStorageHandler
+                from crewai.knowledge.storage.knowledge_storage import KnowledgeStorage
+                
+                ShortTermMemory().reset()
+                EntityMemory().reset()
+                LongTermMemory().reset()
+                TaskOutputStorageHandler().reset()
+                KnowledgeStorage().reset()
             click.echo("All memories have been reset.")
             return
 

src/crewai/memory/storage/rag_storage.py

@@ -43,14 +43,15 @@ class RAGStorage(BaseRAGStorage):
         self, type, allow_reset=True, embedder_config=None, crew=None, path=None
     ):
         super().__init__(type, allow_reset, embedder_config, crew)
-        agents = crew.agents if crew else []
-        agents = [self._sanitize_role(agent.role) for agent in agents]
-        agents = "_".join(agents)
+        if crew:
+            agents = crew.agents
+            agents = [self._sanitize_role(agent.role) for agent in agents]
+            agents = "_".join(agents)
+        else:
+            agents = "no_crew"
         self.agents = agents
         self.storage_file_name = self._build_storage_file_name(type, agents)
-
         self.type = type
-
         self.allow_reset = allow_reset
         self.path = path
         self._initialize_app()

tests/cli/cli_test.py

@@ -65,6 +65,33 @@ def test_reset_all_memories(mock_get_crew, runner):
     assert result.output == "All memories have been reset.\n"
 
 
+@mock.patch("crewai.cli.reset_memories_command.get_crew")
+@mock.patch("crewai.cli.reset_memories_command.ShortTermMemory")
+@mock.patch("crewai.cli.reset_memories_command.EntityMemory")
+@mock.patch("crewai.cli.reset_memories_command.LongTermMemory")
+@mock.patch("crewai.cli.reset_memories_command.TaskOutputStorageHandler")
+@mock.patch("crewai.cli.reset_memories_command.KnowledgeStorage")
+def test_reset_all_memories_no_crew(
+    MockKnowledgeStorage,
+    MockTaskOutputStorageHandler,
+    MockLongTermMemory,
+    MockEntityMemory,
+    MockShortTermMemory,
+    mock_get_crew,
+    runner,
+):
+    mock_get_crew.return_value = None
+    result = runner.invoke(reset_memories, ["-a"])
+
+    MockShortTermMemory().reset.assert_called_once()
+    MockEntityMemory().reset.assert_called_once()
+    MockLongTermMemory().reset.assert_called_once()
+    MockTaskOutputStorageHandler().reset.assert_called_once()
+    MockKnowledgeStorage().reset.assert_called_once()
+    assert result.output == "All memories have been reset.\n"
+    assert result.exit_code == 0
+
+
 @mock.patch("crewai.cli.reset_memories_command.get_crew")
 def test_reset_short_term_memories(mock_get_crew, runner):
     mock_crew = mock.Mock()