diff --git a/src/saveload/gamelog_sl.cpp b/src/saveload/gamelog_sl.cpp
--- a/src/saveload/gamelog_sl.cpp
+++ b/src/saveload/gamelog_sl.cpp
@@ -11,6 +11,7 @@
 
 #include "../stdafx.h"
 #include "../gamelog_internal.h"
+#include "../fios.h"
 
 #include "saveload.h"
 
@@ -101,15 +102,15 @@ static const SaveLoad * const _glog_desc
 
 assert_compile(lengthof(_glog_desc) == GLCT_END);
 
-static void Load_GLOG()
+static void Load_GLOG_common(LoggedAction *&gamelog_action, uint &gamelog_actions)
 {
-	assert(_gamelog_action == NULL);
-	assert(_gamelog_actions == 0);
+	assert(gamelog_action == NULL);
+	assert(gamelog_actions == 0);
 
 	GamelogActionType at;
 	while ((at = (GamelogActionType)SlReadByte()) != GLAT_NONE) {
-		_gamelog_action = ReallocT(_gamelog_action, _gamelog_actions + 1);
-		LoggedAction *la = &_gamelog_action[_gamelog_actions++];
+		gamelog_action = ReallocT(gamelog_action, gamelog_actions + 1);
+		LoggedAction *la = &gamelog_action[gamelog_actions++];
 
 		la->at = at;
 
@@ -165,7 +166,16 @@ static void Save_GLOG()
 	SlWriteByte(GLAT_NONE);
 }
 
+static void Load_GLOG()
+{
+	Load_GLOG_common(_gamelog_action, _gamelog_actions);
+}
+
+static void Check_GLOG()
+{
+	Load_GLOG_common(_load_check_data.gamelog_action, _load_check_data.gamelog_actions);
+}
 
 extern const ChunkHandler _gamelog_chunk_handlers[] = {
-	{ 'GLOG', Save_GLOG, Load_GLOG, NULL, NULL, CH_RIFF | CH_LAST }
+	{ 'GLOG', Save_GLOG, Load_GLOG, NULL, Check_GLOG, CH_RIFF | CH_LAST }
 };