62: Corrupt base64 encoding

You used a base64-encoded data URI in your document. However, there seems to be something wrong with the base64 encoding in your document.


Make sure the base64 encoding is correct. Base64-encoded data may only contain small and capital letters from the latin alphabet, digits 0 to 9, the plus sign + and slash / and zero to two trailing equals signs =.

Address with a comma at the start

A comma at the start of an address is a mark for a base64-encoded textual data URI in Aneamal and is expanded accordingly. For example, [t]->,4pi6 is equivalent to:


If your address starts with a literal comma and is not meant to be interpreted as data URI, you can prepend the comma with a backslash as in the following example:

[h:history of the comma]->\,.html