Updated installer from pmocr

dev/common_install.sh

@@ -12,7 +12,7 @@ PROGRAM_BINARY=$PROGRAM".sh"
 PROGRAM_BATCH=$PROGRAM"-batch.sh"
 SSH_FILTER="ssh_filter.sh"
 
-SCRIPT_BUILD=2017031402
+SCRIPT_BUILD=2017031403
 
 ## osync / obackup / pmocr / zsnap install script
 ## Tested on RHEL / CentOS 6 & 7, Fedora 23, Debian 7 & 8, Mint 17 and FreeBSD 8, 10 and 11
@@ -210,7 +210,9 @@ function CopyProgram {
 function CopyServiceFiles {
 	if ([ "$init" == "systemd" ] && [ -f "$SCRIPT_PATH/$SERVICE_FILE_SYSTEMD_SYSTEM" ]); then
 		CopyFile "$SCRIPT_PATH" "$SERVICE_DIR_SYSTEMD_SYSTEM" "$SERVICE_FILE_SYSTEMD_SYSTEM" "" "" "" true
-		CopyFile "$SCRIPT_PATH" "$SERVICE_DIR_SYSTEMD_USER" "$SERVICE_FILE_SYSTEMD_USER" "" "" "" true
+		if [ -f "$SCRIPT_PATH/$SERVICE_FILE_SYSTEMD_SYSTEM_USER" ]; then
+			CopyFile "$SCRIPT_PATH" "$SERVICE_DIR_SYSTEMD_USER" "$SERVICE_FILE_SYSTEMD_USER" "" "" "" true
+		fi
 
 		QuickLogger "Created [$SERVICE_NAME] service in [$SERVICE_DIR_SYSTEMD_SYSTEM] and [$SERVICE_DIR_SYSTEMD_USER]."
 		QuickLogger "Can be activated with [systemctl start SERVICE_NAME@instance.conf] where instance.conf is the name of the config file in $CONF_DIR."