diff --git a/litellm/llms/openai.py b/litellm/llms/openai.py
index 459c1d9370..3db001183d 100644
--- a/litellm/llms/openai.py
+++ b/litellm/llms/openai.py
@@ -964,9 +964,9 @@ class OpenAIChatCompletion(BaseLLM):
                 except openai.UnprocessableEntityError as e:
                     ## check if body contains unprocessable params - related issue https://github.com/BerriAI/litellm/issues/4800
                     if litellm.drop_params is True or drop_params is True:
+                        invalid_params: List[str] = []
                         if e.body is not None and isinstance(e.body, dict) and e.body.get("detail"):  # type: ignore
                             detail = e.body.get("detail")  # type: ignore
-                            invalid_params: List[str] = []
                             if (
                                 isinstance(detail, List)
                                 and len(detail) > 0
@@ -1096,9 +1096,9 @@ class OpenAIChatCompletion(BaseLLM):
             except openai.UnprocessableEntityError as e:
                 ## check if body contains unprocessable params - related issue https://github.com/BerriAI/litellm/issues/4800
                 if litellm.drop_params is True or drop_params is True:
+                    invalid_params: List[str] = []
                     if e.body is not None and isinstance(e.body, dict) and e.body.get("detail"):  # type: ignore
                         detail = e.body.get("detail")  # type: ignore
-                        invalid_params: List[str] = []
                         if (
                             isinstance(detail, List)
                             and len(detail) > 0
@@ -1227,9 +1227,9 @@ class OpenAIChatCompletion(BaseLLM):
             except openai.UnprocessableEntityError as e:
                 ## check if body contains unprocessable params - related issue https://github.com/BerriAI/litellm/issues/4800
                 if litellm.drop_params is True or drop_params is True:
+                    invalid_params: List[str] = []
                     if e.body is not None and isinstance(e.body, dict) and e.body.get("detail"):  # type: ignore
                         detail = e.body.get("detail")  # type: ignore
-                        invalid_params: List[str] = []
                         if (
                             isinstance(detail, List)
                             and len(detail) > 0
diff --git a/litellm/llms/prompt_templates/factory.py b/litellm/llms/prompt_templates/factory.py
index 6c05530060..7c3c7e80fb 100644
--- a/litellm/llms/prompt_templates/factory.py
+++ b/litellm/llms/prompt_templates/factory.py
@@ -243,13 +243,13 @@ def mistral_api_pt(messages):
                 if k not in special_keys:
                     extra_args[k] = v
         texts = ""
-        if isinstance(m["content"], list):
+        if m.get("content", None) is not None and isinstance(m["content"], list):
             for c in m["content"]:
                 if c["type"] == "image_url":
                     return messages
                 elif c["type"] == "text" and isinstance(c["text"], str):
                     texts += c["text"]
-        elif isinstance(m["content"], str):
+        elif m.get("content", None) is not None and isinstance(m["content"], str):
             texts = m["content"]
 
         new_m = {"role": m["role"], "content": texts, **extra_args}
diff --git a/litellm/proxy/_new_secret_config.yaml b/litellm/proxy/_new_secret_config.yaml
index 2e71d4c827..96a0242a8e 100644
--- a/litellm/proxy/_new_secret_config.yaml
+++ b/litellm/proxy/_new_secret_config.yaml
@@ -2,6 +2,3 @@ model_list:
   - model_name: "*"
     litellm_params:
       model: "*"
-
-litellm_settings:
-  callbacks: ["openmeter"]