Avalanche Automation: after upgrading to 4.39, a legacy Avalanche script complains that "MD5 package not found: can't find package md5"

• A script written using the legacy Avalanche API (i.e., written using pre-4.10 API) ran in 4.15 • the system was upgraded to 4.39 • the same script then started complaining with the following:      expect5.34>  package require SPI_AV      MD5 package not found: can't find package md5          while executing      "source [file join [file dirname [info script]] magiccookie.tcl]"          invoked from within      "# Compiled -- no source code available      error "called a copy of a compiled script""          invoked from within      "tbcload::bceval {      TclPro ByteCode 1 0 1.3 8.3      111 0 1023 203 2 0 944 1 7 111 115 -1 -1      1023      w0Et:u!f!!!!'E`

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