diff --git a/scripts/.fonctions b/scripts/.fonctions
index 8aa99a8..9086fc9 100644
--- a/scripts/.fonctions
+++ b/scripts/.fonctions
@@ -209,19 +209,6 @@ CHECK_MD5_CONFIG () {	# Créé un backup du fichier de config si il a été modi
 # Ainsi, les officiels prendront le pas sur ceux-ci le cas échéant
 #=================================================
 
-# Ignore the yunohost-cli log to prevent errors with conditionals commands
-# usage: ynh_no_log COMMAND
-# Simply duplicate the log, execute the yunohost command and replace the log without the result of this command
-# It's a very badly hack...
-ynh_no_log() {
-  ynh_cli_log=/var/log/yunohost/yunohost-cli.log
-  sudo cp -a ${ynh_cli_log} ${ynh_cli_log}-move
-  eval $@
-  exit_code=$?
-  sudo mv ${ynh_cli_log}-move ${ynh_cli_log}
-  return $?
-}
-
 # Normalize the url path syntax
 # Handle the slash at the beginning of path and its absence at ending
 # Return a normalized url path
@@ -245,36 +232,6 @@ ynh_normalize_url_path () {
 	echo $path
 }
 
-# Create a database, an user and its password. Then store the password in the app's config
-#
-# User of database will be store in db_user's variable.
-# Name of database will be store in db_name's variable.
-# And password in db_pwd's variable.
-#
-# usage: ynh_mysql_generate_db user name
-# | arg: user - Owner of the database
-# | arg: name - Name of the database
-ynh_mysql_generate_db () {
-	db_pwd=$(ynh_string_random)	# Generate a random password
-	ynh_mysql_create_db "$2" "$1" "$db_pwd"	# Create the database
-	ynh_app_setting_set $app mysqlpwd $db_pwd	# Store the password in the app's config
-}
-
-# Remove a database if it exist and the associated user
-#
-# usage: ynh_mysql_remove_db user name
-# | arg: user - Proprietary of the database
-# | arg: name - Name of the database
-ynh_mysql_remove_db () {
-	if mysqlshow -u root -p$(sudo cat $MYSQL_ROOT_PWD_FILE) | grep -q "^| $2"; then	# Check if the database exist
-		echo "Remove database $2" >&2
-		ynh_mysql_drop_db $2	# Remove the database
-		ynh_mysql_drop_user $1	# Remove the associated user to database
-	else
-		echo "Database $2 not found" >&2
-	fi
-}
-
 # Correct the name given in argument for mariadb
 #
 # Avoid invalid name for your database
@@ -289,50 +246,6 @@ ynh_make_valid_dbid () {
 	echo $dbid
 }
 
-# Manage a fail of the script
-#
-# Print a warning to inform that the script was failed
-# Execute the ynh_clean_setup function if used in the app script
-#
-# usage of ynh_clean_setup function
-# This function provide a way to clean some residual of installation that not managed by remove script.
-# To use it, simply add in your script:
-# ynh_clean_setup () {
-#        instructions...
-# }
-# This function is optionnal.
-#
-# Usage: ynh_exit_properly is used only by the helper ynh_check_error.
-# You must not use it directly.
-ynh_exit_properly () {
-	exit_code=$?
-	if [ "$exit_code" -eq 0 ]; then
-			exit 0	# Exit without error if the script ended correctly
-	fi
-
-	trap '' EXIT	# Ignore new exit signals
-	set +eu	# Do not exit anymore if a command fail or if a variable is empty
-
-	echo -e "!!\n  $app's script has encountered an error. Its execution was cancelled.\n!!" >&2
-
-	if type -t ynh_clean_setup > /dev/null; then	# Check if the function exist in the app script.
-		ynh_clean_setup	# Call the function to do specific cleaning for the app.
-	fi
-
-	ynh_die	# Exit with error status
-}
-
-# Exit if an error occurs during the execution of the script.
-#
-# Stop immediatly the execution if an error occured or if a empty variable is used.
-# The execution of the script is derivate to ynh_exit_properly function before exit.
-#
-# Usage: ynh_check_error
-ynh_check_error () {
-	set -eu	# Exit if a command fail, and if a variable is used unset.
-	trap ynh_exit_properly EXIT	# Capturing exit signals on shell script
-}
-
 # Install dependencies with a equivs control file
 #
 # usage: ynh_app_dependencies dep [dep [...]]