diff --git a/Firmware/cmdqueue.cpp b/Firmware/cmdqueue.cpp
index 72472d91..1699505e 100644
--- a/Firmware/cmdqueue.cpp
+++ b/Firmware/cmdqueue.cpp
@@ -441,7 +441,7 @@ void get_command()
 					  checksum = checksum^(*p++);
 				  if (int(strtol(strchr_pointer+1, NULL, 10)) != int(checksum)) {
 					  SERIAL_ERROR_START;
-					  SERIAL_ERRORRPGM(_i("checksum mismatch, Last Line: "));////MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
+					  SERIAL_ERRORRPGM(_n("checksum mismatch, Last Line: "));////MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
 					  SERIAL_ERRORLN(gcode_LastN);
 					  FlushSerialRequestResend();
 					  serial_count = 0;
diff --git a/lang/lang_en.txt b/lang/lang_en.txt
index a9199db2..6ca5842f 100644
--- a/lang/lang_en.txt
+++ b/lang/lang_en.txt
@@ -370,9 +370,6 @@
 #MSG_SELFTEST_CHECK_Z c=20 r=0
 "Checking Z axis  "
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 
diff --git a/lang/lang_en_cz.txt b/lang/lang_en_cz.txt
index 86c73033..f3e396b8 100644
--- a/lang/lang_en_cz.txt
+++ b/lang/lang_en_cz.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Kontrola osy Z"
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"neplatny kontrolni soucet, posl. radek:"
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Vyberte extruder:"
diff --git a/lang/lang_en_de.txt b/lang/lang_en_de.txt
index 49dcfabc..b95c65be 100644
--- a/lang/lang_en_de.txt
+++ b/lang/lang_en_de.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Pruefe Z Achse "
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"Pruefsummenfehler, Letzte Zeile: "
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Extruder waehlen:"
diff --git a/lang/lang_en_es.txt b/lang/lang_en_es.txt
index bd9aa77d..1fb914fd 100644
--- a/lang/lang_en_es.txt
+++ b/lang/lang_en_es.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Control sensor Z"
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"inconcluencia checksum, Ult. Linea: "
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Elegir extrusor:"
diff --git a/lang/lang_en_fr.txt b/lang/lang_en_fr.txt
index 8856be59..6a68b718 100644
--- a/lang/lang_en_fr.txt
+++ b/lang/lang_en_fr.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Verification axe Z"
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"dissemblance du checksum, Derniere Ligne :"
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Choisir extrudeur :"
diff --git a/lang/lang_en_it.txt b/lang/lang_en_it.txt
index e6009547..13af94d9 100644
--- a/lang/lang_en_it.txt
+++ b/lang/lang_en_it.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Verifica asse Z"
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"mancata corrispondenza di checksum, ultima riga:"
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Seleziona estrusore:"
diff --git a/lang/lang_en_pl.txt b/lang/lang_en_pl.txt
index a40e2b52..c859c4b4 100644
--- a/lang/lang_en_pl.txt
+++ b/lang/lang_en_pl.txt
@@ -494,10 +494,6 @@
 "Checking Z axis  "
 "Kontrola osi Z"
 
-#MSG_ERR_CHECKSUM_MISMATCH c=0 r=0
-"checksum mismatch, Last Line: "
-"suma kontrolna niezgodna, ostatnia linia:"
-
 #MSG_CHOOSE_EXTRUDER c=20 r=1
 "Choose extruder:"
 "Wybierz ekstruder:"