AI PDF Reader: Transform Your Document Workflow with Advanced PDF Processing

Have you ever seen the "Adobe Acrobat invalid annotation object" error? It's annoying, right? This error appears when you're working on a PDF file.

Maybe you're adding notes, highlighting text, or drawing shapes. It usually happens because of unsupported annotations.

But don't worry, we'll help you fix it! In this article, we will show you easy ways to fix the "invalid annotation object" problem. We'll give you step-by-step instructions.

Let's dive in!

Part 1. How to Fix Acrobat Invalid Annotation Object Issues?

In this section, we will explore three ways to fix the "Acrobat invalid annotation object" error. We will write easy steps for each method so you can follow them easily.

Let's start with the best method!

Fix 1. Use Acrobat Alternative - AI PDF Reader

If you don't have any changes to save and need a quick fix, using an Acrobat alternative like AI PDF Reader is the best option if you need to annotate PDF quickly. Here's why AI PDF Reader stands out compared to Adobe Acrobat:

● Advanced Annotation Tools:

Add, edit, or remove comments and highlights from a PDF. Use drawing tools for annotations, like shapes and freehand drawings.

● Customizable Annotations:

You can also customize and organize annotations to fit your needs.

● Cost-Effective:

AI PDF Reader is much cheaper than Adobe Acrobat and supports one license on all platforms.

● Free Trial:

Test all features with no time limit.

Ready to fix the "Invalid annotation object" error quickly? Let’s explore how to do it!

Steps to Use AI PDF Reader

First, download and install the AI PDF Reader app on your system. Then, follow the steps given below:

Step 1: Open the AI PDF Reader software on your PC/laptop. Click "Open File" to open the PDF with the error. You can also drag and drop it here.

Step 2: Now, if you want to annotate your PDF again without causing the error to occur, you can use AI PDF Reader. Click the "Comment" button on the left menu to open annotation tools.

Use the "Text Box" tool to add comments anywhere on the page.
Select the "Highlight" tool to mark important text.
Use the drawing tools to add shapes or freehand drawings.

add annotations using AI PDF Reader.

Similarly, you can use other tools to add different annotations. Furthermore, if you want to delete them, click on existing annotations to edit or delete them.

For a detailed guide, watch the below vide. Download AI PDF Reader today and enjoy hassle-free PDF handling!

Fix 2. Extract Pages to Separate Files

If you encounter the "Invalid Annotation Object" error, one way to fix it is by extracting the pages into separate files. This method helps you find the problematic page and make changes to it. After making changes, you can combine all the pages and make one PDF file again. You can follow the instructions given below:

Step 1: Launch Adobe Acrobat. Open the PDF file with the "Invalid Annotation Object" error.Go to "Tools" on the top bar menu. Click"Organize Pages" and proceed.

Step 2: You can select all pages to start with. Click "Extract" and extract each page as a separate file.

click the extract button

Step 3: Open each extracted page file one by one. Check if any file shows the "Invalid Annotation Object" error. Note the page that has the issue.

Once you identify the problematic page, open it in Adobe Acrobat. Delete the annotation or make necessary changes to fix the error.

Step 4: After fixing the problematic page, go back to the "Organize Pages" tool. Click on "Combine Files."

click combine files.

Step 5: Add all the extracted and fixed pages. Click "Combine" to create a single PDF file again.

click combine to merge the extracted pages.

Step 6: Save the newly combined PDF file. Open it to check if the "Invalid Annotation Object" error is resolved.

Hopefully, this method will fix the issue. However, if you still face the same error, you can try the next method.

Fix 3. Print to PDF

Another way to fix the "Adobe invalid annotation object" error is by printing the PDF to a new file. This method creates a fresh copy of the PDF, often resolving any annotation issues.

You can follow the instructions given below:

Step 1: Launch Adobe Acrobat. Open the PDF file with the "Invalid Annotation Object" error. Then, go to"File" or "Menu" in the top menu. Select "Print."

open the print option in adobe acrobat

Step 2: In the Printer dropdown menu, select "Microsoft Print to PDF." Then, click"Print."****

select microsoft print to pdf and click print in adobe acrobat

Step 3: A dialog box will appear, asking you to save the new PDF. Choose a location and enter a new file name. Click"Save."

Open the newly saved PDF file. Check if the "Invalid Annotation Object" error is resolved. By printing to PDF and saving it with a new file name, you can often fix the annotation issues and get your document working smoothly again.

Final Words

Facing the "Invalid Annotation Object" error in Adobe Acrobat can be frustrating, but with the right steps, you can fix it easily. Whether you choose to extract pages or print to PDF, these methods can help resolve the issue.

However, If you are looking for a reliable PDF editor that will not have this issue, consider using AI PDF Reader. It offers a user-friendly interface and powerful features to handle your PDF needs efficiently.

Download AI PDF Reader today to enjoy a smoother PDF experience without the hassle of errors. With AI PDF Reader, managing your PDF files becomes simple and stress-free.

Try it now and see the difference!