pack info
Version 3 of Tk introduced a new syntax for the pack command, but the old syntax was still supported. This continues to be true in nearly all cases except the pack info command. If you are still using the old packer format, you should probably take this opportunity to convert to the new packer syntax.
The problem with pack info is that its semantics changed. The new operation used to be known as pack newinfo. In the old packer, pack info returned a list of all the slaves of a window and their packing configuration. Now pack info returns the packing configuration for a particular slave. You must first use the pack slaves command to get the list of all the slaves and then use the (new) pack info to get their configuration information. ...
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