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json(1.8.3) is not compatible with ruby 2.4.0. Try using a newer version.
$ bundle update json
1
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solved Upgrade ruby to 2.4.0
[ad_1]
json(1.8.3) is not compatible with ruby 2.4.0. Try using a newer version.
$ bundle update json
1
[ad_2]
solved Upgrade ruby to 2.4.0