diff --git a/libs/community/langchain_community/document_loaders/pdf.py b/libs/community/langchain_community/document_loaders/pdf.py
index d4a636c69be..fc49be4e25c 100644
--- a/libs/community/langchain_community/document_loaders/pdf.py
+++ b/libs/community/langchain_community/document_loaders/pdf.py
@@ -670,7 +670,7 @@ class AmazonTextractPDFLoader(BasePDFLoader):
                 raise ValueError(
                     "Could not load credentials to authenticate with AWS client. "
                     "Please check that credentials in the specified "
-                    "profile name are valid."
+                    f"profile name are valid. {e}"
                 ) from e
         self.parser = AmazonTextractPDFParser(
             textract_features=features,
diff --git a/libs/community/langchain_community/embeddings/bedrock.py b/libs/community/langchain_community/embeddings/bedrock.py
index 7ab94df4dcb..3cfa977fd91 100644
--- a/libs/community/langchain_community/embeddings/bedrock.py
+++ b/libs/community/langchain_community/embeddings/bedrock.py
@@ -107,7 +107,7 @@ class BedrockEmbeddings(BaseModel, Embeddings):
             raise ValueError(
                 "Could not load credentials to authenticate with AWS client. "
                 "Please check that credentials in the specified "
-                "profile name are valid."
+                f"profile name are valid. Bedrock error: {e}"
             ) from e
 
         return values
diff --git a/libs/community/langchain_community/embeddings/sagemaker_endpoint.py b/libs/community/langchain_community/embeddings/sagemaker_endpoint.py
index 4e906133f76..1f01e1ecf4d 100644
--- a/libs/community/langchain_community/embeddings/sagemaker_endpoint.py
+++ b/libs/community/langchain_community/embeddings/sagemaker_endpoint.py
@@ -142,7 +142,7 @@ class SagemakerEndpointEmbeddings(BaseModel, Embeddings):
                 raise ValueError(
                     "Could not load credentials to authenticate with AWS client. "
                     "Please check that credentials in the specified "
-                    "profile name are valid."
+                    f"profile name are valid. {e}"
                 ) from e
 
         except ImportError:
diff --git a/libs/community/langchain_community/llms/bedrock.py b/libs/community/langchain_community/llms/bedrock.py
index 8ab5ad276ea..203110f87bc 100644
--- a/libs/community/langchain_community/llms/bedrock.py
+++ b/libs/community/langchain_community/llms/bedrock.py
@@ -427,11 +427,13 @@ class BedrockBase(BaseModel, ABC):
                 "Could not import boto3 python package. "
                 "Please install it with `pip install boto3`."
             )
+        except ValueError as e:
+            raise ValueError(f"Error raised by bedrock service: {e}")
         except Exception as e:
             raise ValueError(
                 "Could not load credentials to authenticate with AWS client. "
                 "Please check that credentials in the specified "
-                "profile name are valid."
+                f"profile name are valid. Bedrock error: {e}"
             ) from e
 
         return values
diff --git a/libs/experimental/langchain_experimental/comprehend_moderation/amazon_comprehend_moderation.py b/libs/experimental/langchain_experimental/comprehend_moderation/amazon_comprehend_moderation.py
index 3298f2843f3..197d789e32e 100644
--- a/libs/experimental/langchain_experimental/comprehend_moderation/amazon_comprehend_moderation.py
+++ b/libs/experimental/langchain_experimental/comprehend_moderation/amazon_comprehend_moderation.py
@@ -109,7 +109,7 @@ class AmazonComprehendModerationChain(Chain):
             raise ValueError(
                 "Could not load credentials to authenticate with AWS client. "
                 "Please check that credentials in the specified "
-                "profile name are valid."
+                f"profile name are valid. {e}"
             ) from e
 
     @property