Greetings, Look at the formatting. In particular look at how the lines with labels and comments are indented. They are indented differently depending on whether the file is saved or dumped.
∇ABC[⎕]∇ ∇ [0] ABC [1] X←4 [2] EN1: Y←5 [3] Z←7 [4] ⍝ THIS IS A COMMENT [5] Z←5 ∇ )save test 2020-04-08 08:30:48 (GMT-5) )dump test 2020-04-08 08:30:52 (GMT-5) )load test WARNING: filename /home/blake/workspaces/test is ambiguous because another file /home/blake/workspaces/test.apl exists as well. Using the first. SAVED 2020-04-08 08:30:48 (GMT-5) ∇ABC[⎕]∇ ∇ [0] ABC [1] X←4 [2] EN1: Y←5 [3] Z←7 [4] ⍝ THIS IS A COMMENT [5] Z←5 ∇ )load test.apl DUMPED 2020-04-08 08:30:52 (GMT-5) ∇ABC[⎕]∇ ∇ [0] ABC [1] X←4 [2] EN1: Y←5 [3] Z←7 [4] ⍝ THIS IS A COMMENT [5] Z←5 ∇ Thanks! Blake