diff --git a/install.sh b/install.sh
index de41aae..437958e 100644
--- a/install.sh
+++ b/install.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 set -euo pipefail
+trap 'echo -e "\033[0;31m✘\033[0m ERROR on line $LINENO: exit code $?" >&2; exit 1' ERR
 
 REPO="lendry/sso-mvk"
 GIT_HOST="git.lendry.ru"
@@ -231,10 +232,10 @@ if [ -n "$PORT_MAP" ]; then
 fi
 
 # Обновить DATABASE_URL если POSTGRES_PORT изменился
-POSTGRES_PORT_CUR=$(grep "^POSTGRES_PORT=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2)
-PG_USER=$(grep "^POSTGRES_USER=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2)
-PG_PASS=$(grep "^POSTGRES_PASSWORD=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2)
-PG_DB=$(grep "^POSTGRES_DB=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2)
+POSTGRES_PORT_CUR=$(grep "^POSTGRES_PORT=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2) || true
+PG_USER=$(grep "^POSTGRES_USER=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2) || true
+PG_PASS=$(grep "^POSTGRES_PASSWORD=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2) || true
+PG_DB=$(grep "^POSTGRES_DB=" "$INSTALL_DIR/.env" 2>/dev/null | cut -d= -f2) || true
 NEW_URL="postgresql://${PG_USER}:${PG_PASS}@localhost:${POSTGRES_PORT_CUR}/${PG_DB}"
 set_env "DATABASE_URL" "$NEW_URL"
 export DATABASE_URL="$NEW_URL"