wiki:UserGuidelines/OCR/HandleErrors

Version 4 (modified by Shiv Deepak, 10 years ago) ( diff )

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What if something goes wrong?

How to handle ERRORS occurred while operating this Optical Character Recognition software

These are the error messages specific to OCR.


No records in this resource. Add one more records manually and then retry.

The Resource do not have any records associated with it. You can solve this error by adding one or more record manually to the resource.


Tesseract 3.01 not installed. Ask the Server Administrator to install Tesseract on Sahana Eden Server(s).

Tesseract is the backend OCR software. Ask the Server Administrator to install Tesseract on Sahana Eden Server(s).


Selected OCR Form has no pages. Use another revision of create a new revision by downloading a new Form.

The selected Form revision/UUID has no pages in them and hence OCR is not possible on this Form.


Uploaded file(s) are not Image(s). Supported image formats are '.png', '.jpg', '.bmp', '.gif'.

You have not provided images which can be recognized by Eden server. The allowed image formats are .png, .bmp, .jpg, .gif.


OCR module is disabled. Ask the Server Administrator to enable it.

The OCR module has been disabled. Ask the Server Administrator to enable it. It can be enabled by un-commenting corresponding OCR module in models/000_config.py in eden directory.


ImageMagick Command Line tool is not installed. Ask the Server Administrator to install ImageMagick on Sahana Eden Server(s).

ImageMagick command line tool has to be installed on the server. Ask the server administrator to install it on Sahana Eden Server(s).


Uploaded file is not a PDF file. Provide a Form in valid PDF Format.

You have not provided a valid PDF file while the upload. Please provide a Form in valid PDF Format.


Uploaded PDF file has more/less number of page(s) than required. Check if you have provided appropriate revision for your Form as well as check the Form contains appropriate number of pages.

The Uploaded PDF file does not have pages equal to the pages which the revision expects. Check if you have selected appropriate revision for your Form as well as check the Form contain appropriate number of pages.


No UTC offset found. Please set UTC offset in your 'User Profile' details. Example: UTC+0530

For OCRing a proper UTC offset is required for detection of date and time fields properly. Update UTC information in User Profile details. Enter UTC in given format: UTC+0530


The provided 'jobuuid' is invalid. The session of Form upload is invalid. You should retry uploading.

The session of form upload does not exist. You should retry uploading.


The provided 'formuuid' is invalid. You have selected a Form revision which does not exist on this server.

You have selected a Form revision which does not exist on this server. Select a valid Form revision or download a new Form.


The uploaded Form is unreadable, please do manual data entry.

The provided Form is unreadable, It might be because the Form has no data or it might be too distorted. please do manual data entry.


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