[slashdotdash]

“The issue occurred because some files containing positive test results exceeded the maximum file size that takes these data files and loads then into central systems, officials said.”

[mytailorisrich]

Latest news report suggest that this is Excel spreadsheets' size limit.

[spuz]

Where did you see this?

[benaadams]

https://twitter.com/MaxCRoser/status/1313046638915706880

> The reason was apparently that the database is managed in Excel and the number of columns had reached the maximum.

[zelos]

>The problem was caused by an Excel spreadsheet reaching its maximum file size, which stopped new names being added in an automated process.

> The files have now been split into smaller multiple files to prevent the issue happening again.

Wow