Submissions of returns to HMRC are failing with HMRC Error code 1047 - MD5 is not supported, please contact your software supplier.
HMRC announced changes to User ID and password policy to allow increased complexity and length within the Digital Transaction Engine. This change impacts MD5 Hashing, TLS 1.0 and Credential Length within Digital Transaction Engine.
These changes come into effect from 01 May 2019.
Important: This option should only be used by customers who are on CT600 Version 2018 software for Accounting Periods up to 31 March 2019, Single User (Single computer) licence, any number of Companies bandwidth.
Warning: This update is for version 2018 only. Customers using older versions 2017 or earlier should NOT apply this patch, you will break that software and there is nothing we can do about it.
Customers with Andica CT600 versions listed above should click this link to download and apply a patch to Andica CT600 Version 2018.
Important: This option should only be used by customers who are on CT600 Version 2017 software for Accounting Periods up to 31 March 2018, Single User (Single computer) licence, any number of Companies bandwidth.
Instructions on how to install an update
Warning: This update is for version 2017 only. Customers using older versions 2016 or earlier should NOT apply this patch, you will break that software and there is nothing we can do about it.
Customers with Andica CT600 versions listed above should click this link to download and apply a patch to Andica CT600 Version 2017.
When you click on the download links, your computer's internet browser takes over the rest of download functions, we do not control that. Your computer's browser will guide you through the download process.
Close the software before installing the update.
To download the update, click on the download link provided above.
If prompted, click Run or Save. Preferably 'Save' the file in a convenient location. It is most likely that your computer's browser will automatically save this file into a Downloads folder.
If you have saved the file, double click on the downloaded file to start installation. If you have chosen to 'Run' installation will start.
Follow the prompts given by the installer. Your system may require you to permit installation.
Important: Check location shown in 'Unzip to folder'.
Extract the updates into the location where the Andica CorpTax software is installed. If you have installed the software in a different location, change the path shown in 'Unzip to folder' or 'Browse' to the location where you have installed the software.
Refer to 'Software updates installation location' below for further details.
Once the updates have been extracted, 'Close' the extractor. You can now start the software and use it to process your returns.
Check for that location through Windows Explorer. Ensure you extract updates into that location.