diff --git a/contrib/geoToolbox.lua b/contrib/geoToolbox.lua
index 0fa07301..01a14eea 100644
--- a/contrib/geoToolbox.lua
+++ b/contrib/geoToolbox.lua
@@ -167,7 +167,7 @@ local function get_first_coordinate()
   first_elevation = ''
   first_image_date = 0
 
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if not image then
       first_have_data = false
     else
@@ -206,7 +206,7 @@ local function get_second_coordinate()
   second_elevation = ''
   second_image_date = 0
 
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if not image then
       second_have_data = false
     else
@@ -242,7 +242,7 @@ local calc_in_between_slider = dt.new_widget("slider")
 --ToDo: this needs more love
 local function calc_in_between()
   local sel_images = dt.gui.action_images
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if image then
       image_date = make_time_stamp(image.exif_datetime_taken)
       if (first_have_data and second_have_data) then
@@ -289,7 +289,7 @@ local function copy_gps()
   copy_gps_longitude = ''
   copy_gps_elevation = ''
 
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if not image then
       copy_gps_have_data = false
     else
@@ -316,7 +316,7 @@ end
 local function paste_gps(image)
   local sel_images = dt.gui.action_images
 
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if (label_copy_gps_lat.value) then
       image.latitude = copy_gps_latitude
     end
@@ -343,7 +343,7 @@ local function open_location_in_gnome_maps()
   local i = 0;
 
   -- Use the first image with geo information
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if ((image.longitude and image.latitude) and
         (image.longitude ~= 0 and image.latitude ~= 90) -- Sometimes the north-pole but most likely just wrong data
        ) then
@@ -386,7 +386,7 @@ local function reverse_geocode()
   local i = 0;
 
   -- Use the first image with geo information
-  for _,image in ipairs(sel_images) do
+  for jj,image in ipairs(sel_images) do
     if ((image.longitude and image.latitude) and
         (image.longitude ~= 0 and image.latitude ~= 90) -- Sometimes the north-pole but most likely just wrong data
        ) then
@@ -461,7 +461,7 @@ local function calc_distance()
 
     local sel_images = dt.gui.selection()
 
-    for _,image in ipairs(sel_images) do
+    for jj,image in ipairs(sel_images) do
       if ((image.longitude and image.latitude) and
             (image.longitude ~= 0 and image.latitude ~= 90) -- Sometimes the north-pole but most likely just wrong data
            ) then
@@ -545,7 +545,7 @@ local function altitude_profile()
     local elevationAdd = 0;
 
     local sel_images = dt.gui.action_images
-    for _,image in ipairs(sel_images) do
+    for jj,image in ipairs(sel_images) do
       if ((not isnan(image.longitude) and not isnan(image.latitude) and not isnan(image.elevation) and image.elevation) and
             (image.longitude ~= 0 and image.latitude ~= 90) -- Sometimes the north-pole but most likely just wrong data
            ) then
diff --git a/contrib/hugin.lua b/contrib/hugin.lua
index 85fe5f85..46fbd90c 100644
--- a/contrib/hugin.lua
+++ b/contrib/hugin.lua
@@ -83,7 +83,7 @@ end
 
 local function show_status(storage, image, format, filename,
   number, total, high_quality, extra_data)
-  dt.print(string.format(_("exporting to hugin: %d / $d"), number, total))
+  dt.print(string.format(_("exporting to hugin: %d / %d"), number, total))
 end
 
 local function create_panorama(storage, image_table, extra_data) --finalize
diff --git a/contrib/image_time.lua b/contrib/image_time.lua
index 28570c1a..c0971306 100644
--- a/contrib/image_time.lua
+++ b/contrib/image_time.lua
@@ -154,12 +154,12 @@ local function systime2exiftime(systime)
 end
 
 local function vars2exiftime(year, month, day, hour, min, sec)
-  local y = tonumber(year) and string.format("%4d", year) or "    "
-  local mo = tonumber(month) and string.format("%02d", month) or "  "
-  local d = tonumber(day) and string.format("%02d", day) or "  "
-  local h = tonumber(hour) and string.format("%02d", hour) or "  "
-  local m = tonumber(min) and string.format("%02d", min) or "  "
-  local s = tonumber(sec) and string.format("%02d", sec) or "  "
+  local y = tonumber(year) and string.format("%4d", year) or "0000"
+  local mo = tonumber(month) and string.format("%02d", month) or "00"
+  local d = tonumber(day) and string.format("%02d", day) or "00"
+  local h = tonumber(hour) and string.format("%02d", hour) or "00"
+  local m = tonumber(min) and string.format("%02d", min) or "00"
+  local s = tonumber(sec) and string.format("%02d", sec) or "00"
  return(y .. ":" .. mo .. ":" .. d .. " " .. h .. ":" .. m .. ":" .. s)
 end
 
diff --git a/lib/dtutils/string.lua b/lib/dtutils/string.lua
index 7648f6f6..48221f19 100644
--- a/lib/dtutils/string.lua
+++ b/lib/dtutils/string.lua
@@ -994,7 +994,7 @@ local function treat(var_string)
     log.msg(log.info, "ret_val is " .. ret_val)
 
   elseif string.match(var_string, "SEQUENCE%[") then
-    local start, width = string.match(var_string, "(%d+),(%d)")
+    local width, start = string.match(var_string, "(%d+),(%d)")
     local seq_val = tonumber(substitutes[var])
     local pat = "%0" .. width .. "d"
     substitutes[var_string] = string.format(pat, start + (seq_val - 1))
diff --git a/locale/de_DE/LC_MESSAGES/clear_GPS.po b/locale/de_DE/LC_MESSAGES/clear_GPS.po
index ad8960b0..420ec484 100644
--- a/locale/de_DE/LC_MESSAGES/clear_GPS.po
+++ b/locale/de_DE/LC_MESSAGES/clear_GPS.po
@@ -14,7 +14,7 @@ msgstr ""
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "Language: \n"
 "MIME-Version: 1.0\n"
-"Content-Type: text/plain; charset=CHARSET\n"
+"Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "X-Generator: Poedit 1.5.4\n"
 "Language: de_DE\n"