diff --git a/src/crewai/agent.py b/src/crewai/agent.py
index b9fd27ba42..db0c5d3057 100644
--- a/src/crewai/agent.py
+++ b/src/crewai/agent.py
@@ -118,7 +118,7 @@ def execute_task(
             Output of the agent
         """
         if context:
-            task = self.i18n.slices("task_with_context").format(
+            task = self.i18n.slice("task_with_context").format(
                 task=task, context=context
             )
 
@@ -175,7 +175,7 @@ def __create_agent_executor(self) -> CrewAgentExecutor:
             backstory=self.backstory,
         )
 
-        bind = self.llm.bind(stop=[self.i18n.slices("observation")])
+        bind = self.llm.bind(stop=[self.i18n.slice("observation")])
         inner_agent = (
             agent_args
             | execution_prompt
diff --git a/src/crewai/agents/exceptions.py b/src/crewai/agents/exceptions.py
index 7749149b0c..8dccf8c592 100644
--- a/src/crewai/agents/exceptions.py
+++ b/src/crewai/agents/exceptions.py
@@ -10,7 +10,8 @@ class TaskRepeatedUsageException(OutputParserException):
     error: str = "TaskRepeatedUsageException"
     message: str
 
-    def __init__(self, tool: str, tool_input: str, text: str):
+    def __init__(self, i18n: I18N, tool: str, tool_input: str, text: str):
+        self.i18n = i18n
         self.text = text
         self.tool = tool
         self.tool_input = tool_input
diff --git a/src/crewai/prompts.py b/src/crewai/prompts.py
index 69c14dbf6a..2504aa0bce 100644
--- a/src/crewai/prompts.py
+++ b/src/crewai/prompts.py
@@ -1,7 +1,7 @@
 from typing import ClassVar
 
 from langchain.prompts import PromptTemplate
-from pydantic import BaseModel, PrivateAttr
+from pydantic import BaseModel, Field
 
 from .i18n import I18N
 
@@ -9,7 +9,7 @@
 class Prompts(BaseModel):
     """Manages and generates prompts for a generic agent with support for different languages."""
 
-    i18n: I18N = PrivateAttr(default=I18N())
+    i18n: I18N = Field(default=I18N())
 
     SCRATCHPAD_SLICE: ClassVar[str] = "\n{agent_scratchpad}"
 
diff --git a/src/crewai/tools/agent_tools.py b/src/crewai/tools/agent_tools.py
index acbdd48edf..dd4f4289b4 100644
--- a/src/crewai/tools/agent_tools.py
+++ b/src/crewai/tools/agent_tools.py
@@ -46,10 +46,10 @@ def __execute(self, command):
         try:
             agent, task, context = command.split("|")
         except ValueError:
-            return self.i18n.tools("agent_tool_missing_param")
+            return self.i18n.errors("agent_tool_missing_param")
 
         if not agent or not task or not context:
-            return self.i18n.tools("agent_tool_missing_param")
+            return self.i18n.errors("agent_tool_missing_param")
 
         agent = [
             available_agent
@@ -58,7 +58,9 @@ def __execute(self, command):
         ]
 
         if not agent:
-            return self.i18n.tools("agent_tool_unexsiting_coworker")
+            return self.i18n.errors("agent_tool_unexsiting_coworker").format(
+                coworkers=", ".join([agent.role for agent in self.agents])
+            )
 
         agent = agent[0]
         return agent.execute_task(task, context)
diff --git a/src/crewai/translations/en.json b/src/crewai/translations/en.json
index 76530d5a12..420a5781d6 100644
--- a/src/crewai/translations/en.json
+++ b/src/crewai/translations/en.json
@@ -10,7 +10,7 @@
   "errors": {
     "used_too_many_tools": "I've used too many tools for this task. I'm going to give you my absolute BEST Final answer now and not use any more tools.",
     "agent_tool_missing_param": "\nError executing tool. Missing exact 3 pipe (|) separated values. For example, `coworker|task|context`. I need to make sure to pass context as context.\n",
-    "agent_tool_unexsiting_coworker": "\nError executing tool. Co-worker mentioned on the Action Input not found, it must to be one of the following options: {', '.join([agent.role for agent in self.agents])}.\n",
+    "agent_tool_unexsiting_coworker": "\nError executing tool. Co-worker mentioned on the Action Input not found, it must to be one of the following options: {coworkers}.\n",
     "task_repeated_usage": "I just used the {tool} tool with input {tool_input}. So I already know the result of that and don't need to use it now.\n"
   },
   "tools": {
diff --git a/tests/agent_tools/agent_tools_test.py b/tests/agent_tools/agent_tools_test.py
index a81058c787..489f02098c 100644
--- a/tests/agent_tools/agent_tools_test.py
+++ b/tests/agent_tools/agent_tools_test.py
@@ -48,7 +48,7 @@ def test_delegate_work_with_wrong_input():
 
     assert (
         result
-        == "\nError executing tool. Missing exact 3 pipe (|) separated values. For example, `coworker|task|context`. I need to make sure to pass context as context\n"
+        == "\nError executing tool. Missing exact 3 pipe (|) separated values. For example, `coworker|task|context`. I need to make sure to pass context as context.\n"
     )