diff --git a/CMakeLists.txt b/CMakeLists.txt
index c0a1d935..207638f9 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,8 +32,12 @@ if ("${CLANG_TIDY_SUPPORT}" MATCHES "true")
 	else()
 	# message(FATAL_ERROR "See ${CMAKE_SOURCE_DIR_IPCSDK}/doc.")
 	message(FATAL_ERROR "You set support clang-tidy, but clang-tidy not found.
-See file to install tools: ${IPC_SDK_PATH}/doc/clang-tidy_user_guide.md
-Or modify: set(CLANG_TIDY_SUPPORT  \"false\") to diable this function in file:${IPC_SDK_PATH}/builde/global_config.cmake")
+Check path ${LLVM_PATH}/build/bin, weather clang-tidy exist.
+How to install tools?
+See ${IPC_SDK_PATH}/doc/clang-tidy_user_guide.md
+How to disable clang-tidy tool?
+Modify: set(CLANG_TIDY_SUPPORT  \"false\")
+See:${IPC_SDK_PATH}/builde/global_config.cmake")
 	endif()
 endif()
 # find the clang-format tools
@@ -46,7 +50,13 @@ if ("${CLANG_FORMAT_SUPPORT}" MATCHES "true")
 	set(CLANG_FORMAT_EXE ${CLANG_FORMAT_FIND} CACHE STRING INTERNAL)
 	message("CLANG_FORMAT_EXE = ${CLANG_FORMAT_EXE}")
 	else()
-	message(FATAL_ERROR "You set support clang-format, bug clang-format not found.")
+	message(FATAL_ERROR "You set support clang-format, but clang-format not found.
+Check path ${LLVM_PATH}/build/bin, weather clang-format exist.
+How to install tools?
+See ${IPC_SDK_PATH}/doc/clang-tidy_user_guide.md
+How to disable clang-format tool?
+Modify: set(CLANG_FORMAT_SUPPORT  \"false\") 
+See:${IPC_SDK_PATH}/builde/global_config.cmake")
 	endif()
 endif()