diff --git a/data/language/english_uk.txt b/data/language/english_uk.txt
index 0faa5a9dad..e6683e72b9 100644
--- a/data/language/english_uk.txt
+++ b/data/language/english_uk.txt
@@ -3176,7 +3176,7 @@ STR_3168    :{WINDOW_COLOUR_2}Text: {BLACK}{STRINGID}
 STR_3169    :Data for the following object not found: 
 STR_3170    :Not enough space for graphics
 STR_3171    :Too many objects of this type selected
-STR_3172    :The following object must be selected first: 
+STR_3172    :The following object must be selected first: {STRING}
 STR_3173    :This object is currently in use
 STR_3174    :This object is required by another object
 STR_3175    :This object is always required
diff --git a/src/object.h b/src/object.h
index 9cc6e71969..cf5b735d61 100644
--- a/src/object.h
+++ b/src/object.h
@@ -112,6 +112,7 @@ rct_object_entry *object_get_next(rct_object_entry *entry);
 int write_object_file(FILE *file, rct_object_entry* entry);
 void reset_loaded_objects();
 int find_object_in_entry_group(rct_object_entry* entry, uint8* entry_type, uint8* entry_index);
+void object_create_identifier_name(uint8* string_buffer, rct_object_entry* object);
 
 rct_object_entry *object_list_find(rct_object_entry *entry);
 
diff --git a/src/object_list.c b/src/object_list.c
index 7c11b55a7b..e1493345ac 100644
--- a/src/object_list.c
+++ b/src/object_list.c
@@ -451,6 +451,30 @@ int check_object_entry(rct_object_entry *entry)
 	return (0xFFFFFFFF & dwords[0] & dwords[1] & dwords[2] & dwords[3]) + 1 != 0;
 }
 
+/* rct2: 0x006AB344 */
+void object_create_identifier_name(uint8* string_buffer, rct_object_entry* object){
+	for (uint8 i = 0; i < 8; ++i){
+		if (object->name[i] != ' '){
+			*string_buffer++ = object->name[i];
+		}
+	}
+
+	*string_buffer++ = '/';
+
+	for (uint8 i = 0; i < 4; ++i){
+		uint8 flag_part = (object->flags >> (i * 8)) & 0xFF;
+		*string_buffer++ = RCT2_ADDRESS(0x0098DA64, uint8)[flag_part >> 4];
+		*string_buffer++ = RCT2_ADDRESS(0x0098DA64, uint8)[flag_part & 0xF];
+	}
+
+	for (uint8 i = 0; i < 4; ++i){
+		uint8 checksum_part = (object->checksum >> (i * 8)) & 0xFF;
+		*string_buffer++ = RCT2_ADDRESS(0x0098DA64, uint8)[checksum_part >> 4];
+		*string_buffer++ = RCT2_ADDRESS(0x0098DA64, uint8)[checksum_part & 0xF];
+	}
+	*string_buffer++ = '\0';
+}
+
 /* rct2: 0x675827 */
 void set_load_objects_fail_reason(){
 	rct_object_entry* object = RCT2_ADDRESS(0x13CE952, rct_object_entry);
@@ -463,7 +487,7 @@ void set_load_objects_fail_reason(){
 
 		format_string(string_buffer, 3323, 0); //Missing object data, ID:
 
-		RCT2_CALLPROC_X(0x6AB344, 0, 0, 0, 0, 0, (int)string_buffer, 0x13CE952);
+		object_create_identifier_name(string_buffer, object);
 		RCT2_GLOBAL(RCT2_ADDRESS_ERROR_TYPE, uint8) = 0xFF;
 		RCT2_GLOBAL(RCT2_ADDRESS_ERROR_STRING_ID, uint16) = 3165;
 		return;
diff --git a/src/windows/editor_object_selection.c b/src/windows/editor_object_selection.c
index 8073955c87..7a3783ac4b 100644
--- a/src/windows/editor_object_selection.c
+++ b/src/windows/editor_object_selection.c
@@ -583,6 +583,35 @@ static void editor_object_flags_free(){
 	RCT2_GLOBAL(RCT2_ADDRESS_EDITOR_OBJECT_FLAGS_LIST, uint8*) = NULL;
 }
 
+/* rct2: 0x00685791 */
+void sub_685791(rct_object_entry* installedObject){
+	uint8 entry_type, entry_index;
+	if (!find_object_in_entry_group(installedObject, entry_type, entry_index))
+		return;
+
+	if (entry_type == OBJECT_TYPE_RIDE){
+		//6857af
+	}
+	else if (entry_type == OBJECT_TYPE_SCENERY_SETS){
+		//6857a5
+	}
+}
+
+/* rct2: 0x006ABB66 */
+void sub_6ABB66(){
+	uint8* selection_flags = RCT2_GLOBAL(RCT2_ADDRESS_EDITOR_OBJECT_FLAGS_LIST, uint8*);
+	rct_object_entry* installedObject = RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, rct_object_entry*);
+
+	for (int i = RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32); i > 0; --i){
+		if (*selection_flags & OBJECT_SELECTION_FLAG_SELECTED){
+			sub_685791(installedObject);
+			object_unload(0, installedObject);
+		}
+		selection_flags++;
+		installedObject = object_get_next(installedObject);
+	}
+}
+
 /**
  * 
  *  rct2: 0x006AB199
@@ -1645,7 +1674,9 @@ static int window_editor_object_selection_select_object(uint8 bh, int flags, rct
 		}
 		
 		if (bh != 0 && !(flags&(1 << 1))){
-			RCT2_CALLPROC_X(0x6AB344, 0, 0, 0, 0, 0, (int)0x009BC95A, (int)installedObject);
+			uint32* arguments = RCT2_ADDRESS(0x0013CE952, uint32);
+			object_create_identifier_name((char*)0x009BC95A, installedObject);
+			*arguments = (uint32)0x009BC95A;
 			set_object_selection_error(bh, 3172);
 			return 0;
 		}