diff --git a/crewai/crew.py b/crewai/crew.py
index 883a98ef3..bdd705146 100644
--- a/crewai/crew.py
+++ b/crewai/crew.py
@@ -12,7 +12,6 @@ class Crew(BaseModel):
 	Class that represents a group of agents, how they should work together and
 	their tasks.
 	"""
-	config: Optional[Json] = Field(description="Configuration of the crew.")
 	tasks: Optional[List[Task]] = Field(description="List of tasks")
 	agents: Optional[List[Agent]] = Field(description="List of agents in this crew.")
 	process: Process = Field(
@@ -23,6 +22,10 @@ class Crew(BaseModel):
 		description="Verbose mode for the Agent Execution",
 		default=False
 	)
+	config: Optional[Json] = Field(
+		description="Configuration of the crew.",
+		default=None
+	)
 
 	@root_validator(pre=True)
 	def check_config(_cls, values):
diff --git a/crewai/tools/agent_tools.py b/crewai/tools/agent_tools.py
index 53ea92b3b..807e4de7e 100644
--- a/crewai/tools/agent_tools.py
+++ b/crewai/tools/agent_tools.py
@@ -43,9 +43,13 @@ class AgentTools(BaseModel):
 
 	def __execute(self, command):
 		"""Execute the command."""
-		agent, task, information = command.split("|")
+		try:
+			agent, task, information = command.split("|")
+		except ValueError:
+			return "Error executing tool. Missing exact 3 pipe (|) separated values."
+		
 		if not agent or not task or not information:
-			return "Error executing tool. Missing 3 pipe (|) separated values."
+			return "Error executing tool. Missing exact 3 pipe (|) separated values."
 		
 		agent = [available_agent for available_agent in self.agents if available_agent.role == agent]
 		
diff --git a/pyproject.toml b/pyproject.toml
index 5fa41f717..877b1554a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 
 [tool.poetry]
 name = "crewai"
-version = "0.1.3"
+version = "0.1.5"
 description = "Cutting-edge framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks."
 authors = ["Joao Moura <joaomdmoura@gmail.com>"]
 readme = "README.md"
diff --git a/tests/agent_tools/agent_tools_test.py b/tests/agent_tools/agent_tools_test.py
index 43278bfc5..d585e6b36 100644
--- a/tests/agent_tools/agent_tools_test.py
+++ b/tests/agent_tools/agent_tools_test.py
@@ -29,6 +29,13 @@ def test_ask_question():
 
 	assert result == "As a researcher, my feelings towards AI Agents are neutral. I neither love nor hate them. I study and analyze them objectively to understand their potential, capabilities, and limitations. While I appreciate the technological advancement they represent, my job is to approach them from an analytical and scientific perspective."
 
+def test_delegate_work_with_wrong_input():
+	result = tools.ask_question(
+		command="writer|share your take on AI Agents"
+	)
+
+	assert result == "Error executing tool. Missing exact 3 pipe (|) separated values."
+
 def test_delegate_work_to_wrong_agent():
 	result = tools.ask_question(
 		command="writer|share your take on AI Agents|I heard you hate them"