diff --git a/kartaview_exif_mapper/main.ts b/kartaview_exif_mapper/main.ts
index 16a891e5..9c4ab3aa 100644
--- a/kartaview_exif_mapper/main.ts
+++ b/kartaview_exif_mapper/main.ts
@@ -4,15 +4,13 @@
  **/
 
 // @ts-ignore
-import piexif from 'piexif';
 import * as fs from 'node:fs';
 // @ts-ignore
 import path from "node:path";
 // @ts-ignore
 import minimist from 'minimist';
-import * as Buffer from "buffer";
 // @ts-ignore
-const moment = require( "moment");
+const moment = require("moment");
 
 // configs
 let sequence_name: string = '3596977'
@@ -48,7 +46,7 @@ let folders_list_txt: any = [
 let enable_write_gpx_file = true;
 let just_one_photo_in_folder = false;
 let folder = "/home/poule/encrypted/stockage-syncable/photos/imagerie kartaview carto tel/kartaview_export_storage/share2tykayn/"
-let folder_photos = folder+"photo"
+let folder_photos = folder + "photo"
 let dossier_gpx: string = "./output_gpx"
 let file_gpx: string = "3596249_d875a_60a0f9bf38f99.txt"
 
@@ -69,7 +67,6 @@ if (mini_arguments['gpx-input']) {
 }
 
 
-
 // let dossier_photo: string = folder + "test_photo_apply"
 let dossier_photo: string = folder_photos
 let dossier_gpx_input: string = folder + "metadata_file"
@@ -81,7 +78,7 @@ if (mini_arguments['gpx-input-path']) {
 
 
 let gpxData: any = {}
-let exif_commands:any = ['#!/bin/bash' ,'# apply exif data to photos']
+let exif_commands: any = ['#!/bin/bash', '# apply exif data to photos']
 
 
 function makeGpxFromKartaview(tableKartaviewTrace: any) {
@@ -92,14 +89,18 @@ function makeGpxFromKartaview(tableKartaviewTrace: any) {
     tableKartaviewTrace.forEach((elem: any) => {
         // console.log('elem', elem)
         // console.log('elem', elem[6] *1000)
-        let utc_time = new Date(elem[6] * 1000)
+        if (elem.length && elem[6]) {
+            let utc_time = new Date(elem[6] * 1000)
 
-        // console.log('utc_time', utc_time.toISOString())
-        track_points = `${track_points}<trkpt lat="${elem[0]}" lon="${elem[1]}">
+            // console.log('utc_time', utc_time.toISOString())
+            track_points = `${track_points}<trkpt lat="${elem[0]}" lon="${elem[1]}">
     <ele>${elem[2]}</ele>
     <time>${utc_time.toISOString()}</time>
 </trkpt>
 `
+        }else{
+            console.log('!!!!!! makeGpxFromKartaview no good element in gpx', elem)
+        }
     })
 
     let content = `<?xml version='1.0' encoding='UTF-8'?>
@@ -149,7 +150,7 @@ function reduceGpxPointsToInterval(sequence_name: any) {
             let lon = elem[1]
             let date = new Date(timestamp)
             let date_simezone_indicator = ''; // +2:00
-            let iso = moment(date).format('YYYY:MM:DD HH:mm:ss')+date_simezone_indicator
+            let iso = moment(date).format('YYYY:MM:DD HH:mm:ss') + date_simezone_indicator
 
             ii = interval * 1
 
@@ -160,10 +161,10 @@ function reduceGpxPointsToInterval(sequence_name: any) {
                 // set exif data
                 // console.log('file_photo_name to apply exif data', photo_counter, file_photo_name)
 
-                
+
                 // -File:ModificationDateTime=="${iso}" \\
                 //                -File:CreateDate="${iso}" \\
-                let exif_command= `\n
+                let exif_command = `\n
                 exiftool -overwrite_original \\
                      -GPSDateTime="${iso}" \\
                      -AllDates="${iso}" \\
@@ -173,7 +174,7 @@ function reduceGpxPointsToInterval(sequence_name: any) {
                      -TrackModifyDate=="${iso}" \\
                      -GPSLongitude="${lon}" \\
                      -GPSLatitude="${lat}" \\
-                    "${dossier_photo+'/'+sequence_name+'/'+file_photo_name}"
+                    "${dossier_photo + '/' + sequence_name + '/' + file_photo_name}"
                 `
 
                 // -GPSLongitudeRef="West" \
@@ -186,11 +187,11 @@ function reduceGpxPointsToInterval(sequence_name: any) {
         }
 
     })
-    exif_commands.push( `geovisio upload --api-url https://panoramax.openstreetmap.fr "${dossier_photo}/${sequence_name}"`)
+    exif_commands.push(`geovisio upload --api-url https://panoramax.openstreetmap.fr "${dossier_photo}/${sequence_name}"`)
     let exif_bash_file = exif_commands.join('\n')
 
-    writeFile(`_exif_commmand_sequence_${sequence_name}.sh`,exif_bash_file)
-    
+    writeFile(`_exif_commmand_sequence_${sequence_name}.sh`, exif_bash_file)
+
     console.log('\n ----- apply exif data:', `\n bash ${dossier_gpx}/${exif_bash_file}`)
 
     console.log('\n\nDONE for sequence_name', sequence_name)
@@ -200,7 +201,7 @@ function openKartaviewTxtGPX(filepath: any, sequence_name: string) {
     console.log('openKartaviewTxtGPX filepath', filepath)
     let boom = filepath.split('/')
     let fileName = boom[boom.length - 1]
-    console.log('openKartaviewTxtGPX fileName', fileName, )
+    console.log('openKartaviewTxtGPX fileName', fileName,)
     fs.readFile(filepath, 'utf8', (err, data) => {
         if (err) {
             throw err;
@@ -229,7 +230,7 @@ function openKartaviewTxtGPX(filepath: any, sequence_name: string) {
         gpxData[sequence_name] = [...tableKartaviewTrace]
 
 
-        // console.log('gpxData', gpxData)
+        console.log('  makeGpxFromKartaview for sequence ', sequence_name)
         let content_gpx = makeGpxFromKartaview(tableKartaviewTrace)