Clemens Niederberger submitted an update to the
acro
package.
Version number: 2.4a 2016-04-14 License type: lppl1.3
Summary description: Typeset acronyms
Announcement text: ---------------------------------------------------------------------- If an undefined acronym is used and `messages = silent' is active acro doesn't through an error any more. ----------------------------------------------------------------------
This package is located at http://mirror.ctan.org/macros/latex/contrib/acro
More information is at http://www.ctan.org/pkg/acro
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Thanks for the upload.
For the CTAN Team Erik Braun