diff --git a/SQCSim-common/define.h b/SQCSim-common/define.h
index 17db0ad..b018971 100644
--- a/SQCSim-common/define.h
+++ b/SQCSim-common/define.h
@@ -76,6 +76,7 @@ typedef uint64_t Timestamp;
 #include <arpa/inet.h>
 #include <netinet/in.h>
 #include <cstring>
+#include <poll.h>
 
 #define flag_t unsigned int
 #define addrlen_t unsigned int
diff --git a/SQCSim-srv/connection.cpp b/SQCSim-srv/connection.cpp
index c1092c9..ac01b5f 100644
--- a/SQCSim-srv/connection.cpp
+++ b/SQCSim-srv/connection.cpp
@@ -145,8 +145,8 @@ void Connection::Run(World* world) {
 }
 
 void Connection::CleanInputManifest(Timestamp time) {
-	auto wat = m_input_manifest.find(time);
+//	auto wat = m_input_manifest.find(time);
 
-	while (wat != m_input_manifest.begin())
-		m_input_manifest.erase(wat--);
+//	while (wat != m_input_manifest.begin())
+//		m_input_manifest.erase(wat--);
 }
diff --git a/SQCSim2021/booster.cpp b/SQCSim2021/booster.cpp
index 593e16e..4e7417f 100644
--- a/SQCSim2021/booster.cpp
+++ b/SQCSim2021/booster.cpp
@@ -1,4 +1,4 @@
-#include "booster.h";
+#include "booster.h"
 
 void Booster::RenderBillboard(const Vector3f pos, TextureAtlas& textureAtlas,  Shader& shader, Transformation tran)
 {
@@ -43,4 +43,4 @@ void Booster::RenderBillboard(const Vector3f pos, TextureAtlas& textureAtlas,  S
 	shader.Disable();
 	//tran.ApplyTranslation(-m_position);
 	//glEnable(GL_DEPTH_TEST);
-}
\ No newline at end of file
+}
diff --git a/SQCSim2021/cmake/CMakeLists.txt b/SQCSim2021/cmake/CMakeLists.txt
index 4da3eb4..d9ccd33 100644
--- a/SQCSim2021/cmake/CMakeLists.txt
+++ b/SQCSim2021/cmake/CMakeLists.txt
@@ -28,6 +28,7 @@ include_directories(
 
 
 add_library(SQCSim-common
+			"${SQCSIM_COMMON_DIR}boostinfo.cpp"
 			"${SQCSIM_COMMON_DIR}blockinfo.cpp"
 			"${SQCSIM_COMMON_DIR}bullet.cpp"
 			"${SQCSIM_COMMON_DIR}chunk.cpp"
@@ -40,6 +41,7 @@ add_library(SQCSim-common
 
 add_executable(SQCSim-client
 			"../audio.cpp"
+			"../booster.cpp"
 			"../connector.cpp"
 			"../engine.cpp"
 			"../mesh.cpp"