SolidInvoice is a simple, open source invoicing application aimed to help small businesses and freelancers manage their day-to-day billing. It’s a feature rich, elegant online application, available as a cloud solution to ensure that you can always get paid on time. In this step by step guide I will show you how to install Solidinvoice on your UGREEN NAS using Docker & Portainer.

💡Note: This guide works perfectly with the latest Solidinvoice 2.3.4 release.

💡Note: Check out my new guide on how to Install Solidinvoice on Your Synology NAS.

• STEP 1

Please Support My work by Making a Donation.

• STEP 2

⚠️Mandatory Add Read & Write Permissions to the Docker Folder. If you have already added the Read and Write Permissions to the Docker Folder, skip this STEP.

• STEP 3

⚠️Mandatory: Update your UGREEN NAS Firmware to the latest version. Go to Control Panel / Update and update your NAS with the latest Firmware.

• STEP 4

Install Portainer using my step by step guide. If you already have Portainer installed on your UGREEN NAS, skip this STEP. Attention: Make sure you have installed the latest Portainer version.

• STEP 5

Go to Files and open the docker folder. Inside the docker folder, create one new folder and name it solidinvoice. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

• STEP 6

Log into Portainer using your username and password. On the left sidebar in Portainer, click on Stacks then + Add stack. Follow the instructions in the image below.

• STEP 7

In the Name field type in solidinvoice. Follow the instructions in the image below.

Note: Copy Paste the code below in the Portainer Stacks Web editor.

services:
 solidinvoice:
   image: solidinvoice/solidinvoice:2.3.4
   container_name: Solidinvoice
   healthcheck:
      test: ["CMD-SHELL", "nc -z 127.0.0.1 8765 || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 3
      start_period: 90s
   security_opt:
      - no-new-privileges:true
   volumes:
     - /volume1/docker/solidinvoice:/etc/solidinvoice:rw
   ports:
      - 5484:8765
   restart: on-failure:5

• STEP 8

Scroll down on the page until you see a button named Deploy the stack. Click on it. Follow the instructions in the image below. The installation process can take up to a few minutes. It will depend on your Internet speed connection.

• STEP 9

If everything goes right, you will see the following message at the top right of your screen: “Success Stack successfully deployed“.

• STEP 10

🟢Please Support My work by Making a Donation. Almost 99,9% of the people that install something using my guides forget to support my work, or just ignore STEP 1. I’ve been very honest about this aspect of my work since the beginning: I don’t run any ADS, I don’t require subscriptions, paid or otherwise, I don’t collect IPs, emails, and I don’t have any referral links from Amazon or other merchants. I also don’t have any POP-UPs or COOKIES. I have repeatedly been told over the years how much I have contributed to the community. It’s something I love doing and have been honest about my passion since the beginning. But I also Need The Community to Support me Back to be able to continue doing this work.

• STEP 11

Now open your browser and type in http://ugreen-ip-address:5484 If everything goes right, you will see the Solidinvoice setup page. From the Database type list, select Embedded Database (SQLite). Click Next. Follow the instructions in the image below.

• STEP 12

Click Next. Follow the instructions in the image below.

• STEP 13

Choose the System Language. Add your own Admin Credentials, then click Next. Follow the instructions in the image below.

• STEP 14

Click Log In Now. Follow the instructions in the image below.

• STEP 15

Type in your own Admin Credentials that you have previously created at STEP 13, then click Login. Follow the instructions in the image below.

• STEP 16

Add your Company Name, then select a Currency. Click Create. Follow the instructions in the image below.

• STEP 17

Your Solidinvoice Dashboard at a glance!

• STEP 18

Set Up Email Notifications on Solidinvoice.

Enjoy Solidinvoice on your UGREEN NAS!

🆘TROUBLESHOOTING

Note: If you want to run the Solidinvoice container over HTTPS, check out How to Run Docker Containers Over HTTPS on Your UGREEN NAS.

This post was updated on Saturday / May 3rd, 2025 at 1:22 AM