diff --git a/src/freedombone-app-blog b/src/freedombone-app-blog
index 36da064f618a7c0a4df50ed19173d7835faea980..ff7734c193cefb84e740aa4357f7a5670608aee8 100755
--- a/src/freedombone-app-blog
+++ b/src/freedombone-app-blog
@@ -332,6 +332,9 @@ function remove_blog {
     if [[ $(app_is_installed blog) == "0" ]]; then
         return
     fi
+    if [ ${#FULLBLOG_DOMAIN_NAME} -eq 0 ]; then
+        return
+    fi
 
     if grep -q "FULLBLOG_DOMAIN_NAME" $CONFIGURATION_FILE; then
         FULLBLOG_DOMAIN_NAME=$(grep "FULLBLOG_DOMAIN_NAME" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
diff --git a/src/freedombone-app-gnusocial b/src/freedombone-app-gnusocial
index b351facd276f4f97b4cf91ed9fd293a7993039b5..c38e7e2137477754a9b446ce399319afcfc8ad92 100755
--- a/src/freedombone-app-gnusocial
+++ b/src/freedombone-app-gnusocial
@@ -350,6 +350,9 @@ function remove_gnusocial {
     if [[ $(app_is_installed gnusocial) == "0" ]]; then
         return
     fi
+    if [ ${#MICROBLOG_DOMAIN_NAME} -eq 0 ]; then
+        return
+    fi
     if grep -q "MICROBLOG_DOMAIN_NAME" $CONFIGURATION_FILE; then
         MICROBLOG_DOMAIN_NAME=$(grep "MICROBLOG_DOMAIN_NAME" $CONFIGURATION_FILE | head -n 1 | awk -F '=' '{print $2}')
     fi
diff --git a/src/freedombone-app-gogs b/src/freedombone-app-gogs
index a1c5c26b6e1e1892e1c5399be8b450375ba10439..134a1dcfd1a9af49af8fe64a7cd40d1c15638ba2 100755
--- a/src/freedombone-app-gogs
+++ b/src/freedombone-app-gogs
@@ -380,6 +380,9 @@ function remove_gogs {
         return
     fi
 
+    if [ ${#GIT_DOMAIN_NAME} -eq 0 ]; then
+        return
+    fi
     systemctl stop gogs
     systemctl disable gogs
     nginx_dissite ${GIT_DOMAIN_NAME}
diff --git a/src/freedombone-app-hubzilla b/src/freedombone-app-hubzilla
index 5a18d1d44c73252d246ac56c62eef5b13586b3a0..545f9ac3c8c16fc2c1a10b0fab8918be5d17ccfb 100755
--- a/src/freedombone-app-hubzilla
+++ b/src/freedombone-app-hubzilla
@@ -319,6 +319,9 @@ function remove_hubzilla {
     if [[ $(app_is_installed hubzilla) == "0" ]]; then
         return
     fi
+    if [ ${#HUBZILLA_DOMAIN_NAME} -eq 0 ]; then
+        return
+    fi
     echo $'Removing Hubzilla'
     nginx_dissite $HUBZILLA_DOMAIN_NAME
     if [ -d /var/www/$HUBZILLA_DOMAIN_NAME ]; then
diff --git a/src/freedombone-app-rss b/src/freedombone-app-rss
index 34488bbba450a75ed9bfd8ef0659549c51ff25f4..2f013aeceacab6dd0eee718c3ab668ab5a645416 100755
--- a/src/freedombone-app-rss
+++ b/src/freedombone-app-rss
@@ -246,6 +246,10 @@ function remove_rss {
     if [[ $(app_is_installed rss) == "0" ]]; then
         return
     fi
+    if [ ${#RSS_READER_DOMAIN_NAME} -eq 0 ]; then
+        return
+    fi
+
     nginx_dissite $RSS_READER_DOMAIN_NAME
     function_check remove_onion_service
     remove_onion_service ttrss ${RSS_READER_ONION_PORT} ${RSS_MOBILE_READER_ONION_PORT}
diff --git a/src/freedombone-app-wiki b/src/freedombone-app-wiki
index ec066687c39beb48ad2ccc14fd8c3aa5bddc0d9b..a258dc3eda8445be75025b04b7b5c5fea954c7e4 100755
--- a/src/freedombone-app-wiki
+++ b/src/freedombone-app-wiki
@@ -212,8 +212,8 @@ function remove_wiki {
     if [[ $(app_is_installed wiki) == "0" ]]; then
         return
     fi
-    if grep -q "WIKI_DOMAIN_NAME" $CONFIGURATION_FILE; then
-        WIKI_DOMAIN_NAME=$(grep "WIKI_DOMAIN_NAME" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+    if [ ${#WIKI_DOMAIN_NAME} -eq 0 ]; then
+        return
     fi
     function_check remove_onion_service
     remove_onion_service wiki ${WIKI_ONION_PORT}