diff --git a/migrate_assignments.sh b/migrate_assignments.sh
index e516354..e8652e8 100755
--- a/migrate_assignments.sh
+++ b/migrate_assignments.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 # Migrate assignments for Gitea-Issues after a Gitea2Gitea-Migration
-# 2024 Benjamin Winter
+# 2024 Benjamin Winter, MILA
 #
 # errors
 # 1     parameter error
@@ -11,7 +11,7 @@ set -eu
 
 readonly PROGNAME=`/usr/bin/basename $0`
 readonly PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
-readonly REVISION="0.0.1-WIP"
+readonly REVISION="1.0.0"
 
 repo=""
 login_old=""
@@ -23,11 +23,13 @@ dry_run=true
 #
 print_help()
 {
+echo "--- $PROGNAME $REVISION"
 cat << "EOF"
 PURPOSE
 - Migrate assignments for Gitea-Issues after a Gitea2Gitea-Migration
     - issues must have the same ID on both systems
     - users must have the same NAME on both systems
+    - users must have the right to be assigned on both systems
 - example
     - OLD: https://oldgitea.example.com/my_organisation/my_repository
     - NEW: https://newgitea.example.com/my_organisation/my_repository
@@ -41,12 +43,15 @@ INFORMATION
 - this script will check the OLD and NEW repository for inconsistencies
     - issue-ids are checked; titles are not checked
     - assignments in new repo are checked
-- if your titles include a ¬ character, the script may could behave funny as this i used as separator
+- if your titles include a ¬ character, the script may could behave funny as this is used as separator
+- Troubleshooting
+    - "Error: could not edit issue:"
+        - please check, if the assigned person(s) have the right to be assigned (are they in the Organisation? Collaborators?)
 
 INSTALLATION AND PREPARATION
 - install
-    - jq - Command-line JSON processor
-    - tea: https://gitea.com/gitea/tea
+    - jq  - Command-line JSON processor - https://github.com/stedolan/jq
+    - tea - Command line tool to interact with Gitea - https://gitea.com/gitea/tea
 - create Gitea tokens for tea
     - permissions on the OLD system:
         - user: read
@@ -74,7 +79,7 @@ error_in_or_out_not_specified()
     exit 1
 }
 
-# @param $1 "command"	→ the command to check for
+# @param $1 "command"     → the command to check for
 checkCommand()
 {
     command -v "$1" >/dev/null 2>&1 || { echo >&2 "Command ${1} is required but it's not installed. Aborting."; exit 42; }
@@ -127,6 +132,7 @@ if $dry_run; then echo -e "###\n### DRY RUN - will not change anything\n###"; fi
 checkCommand tea
 checkCommand jq
 checkCommand sort
+checkCommand tr
 
 # check access and get data
 echo -e "\n# checking access to OLD (\"$login_old\") and NEW (\"$login_new\")"
@@ -153,10 +159,18 @@ if [[ "$json_new_assignments" != "" ]]; then echo >&2 "NEW repo already contains
 # process data
 echo -e "\n# processing data"
 while IFS="¬"; read -r index assignees title; do
-    assignees=$(echo "$assignees"|tr ' ' ,)
-    echo "… issue#$index - \"$title\" - assigned to \"$assignees\""
+    assignees=$(echo "$assignees" | tr ' ' ,)
+    issueinfo="… issue#$index - \"$title\" - assigned to \"$assignees\""
+
+    if [[ -n $assignees ]]; then
+        echo "$issueinfo"
+        if [ $dry_run = false ]; then
+            tea issue edit --login "$login_new" --repo "$repo" --add-assignees "$assignees" "$index" >/dev/null
+        fi
+    else
+        echo "$issueinfo - SKIPPED"
+    fi
+
 done< <(echo "$json_old" | jq --raw-output '.[] | "\(.index)¬\(.assignees)¬\(.title)"')
 
-
 exit 0
-${#a[@]}