On ubuntu 16.04, not work for me too, https://github.com/Scribbles-MCAMK/Zelcash/releases/download/1.0.0/Zelcash_x64_Ubunutu_16.04.zip
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2018-02-13 05:44:42 torcontrol thread start
2018-02-13 05:44:42 Loaded 867 addresses from peers.dat  6ms
2018-02-13 05:44:42 dnsseed thread start
2018-02-13 05:44:42 net thread start
2018-02-13 05:44:42 addcon thread start
2018-02-13 05:44:42 msghand thread start
2018-02-13 05:44:42 opencon thread start
2018-02-13 05:44:42 init message: Done loading
2018-02-13 05:44:45 receive version message: /MagicBean:1.0.14/: version 170002, blocks=10969, us=103.244.59.5:11992, peer=1
2018-02-13 05:44:45 Added time data, samples 2, offset +0 (+0 minutes)
2018-02-13 05:44:46 ERROR: CheckEquihashSolution(): invalid solution
2018-02-13 05:44:46 ERROR: CheckBlockHeader(): Equihash solution invalid
2018-02-13 05:44:46 Misbehaving: 45.63.86.148:16125 (0 -> 100) BAN THRESHOLD EXCEEDED
2018-02-13 05:44:46 ERROR: invalid header received
2018-02-13 05:44:46 ProcessMessages(headers, 238081 bytes) FAILED peer=1
2018-02-13 05:44:53 Loading addresses from DNS seeds (could take a while)
2018-02-13 05:45:26 3 addresses found from DNS seeds
2018-02-13 05:45:26 dnsseed thread exit
2018-02-13 05:45:26 connect() to [2001:0:9d38:953c:87a:3f55:b6cb:ff97]:16125 failed: Network is unreachable (101)
2018-02-13 05:45:27 receive version message: /MagicBean:1.0.14/: version 170002, blocks=10969, us=103.244.59.5:22506, peer=2
2018-02-13 05:45:27 Added time data, samples 3, offset +0 (+0 minutes)
2018-02-13 05:45:28 receive version message: /MagicBean:1.0.14/: version 170002, blocks=10969, us=103.244.59.5:19868, peer=3
2018-02-13 05:45:28 Added time data, samples 4, offset +0 (+0 minutes)
2018-02-13 05:45:29 receive version message: /MagicBean:1.0.14/: version 170002, blocks=10969, us=103.244.59.5:53663, peer=4
2018-02-13 05:45:29 Added time data, samples 5, offset -1 (+0 minutes)
2018-02-13 05:45:29 nTimeOffset = +0  (+0 minutes)
2018-02-13 05:45:29 ERROR: CheckEquihashSolution(): invalid solution
2018-02-13 05:45:29 ERROR: CheckBlockHeader(): Equihash solution invalid
2018-02-13 05:45:29 Misbehaving: 199.247.8.181:16125 (0 -> 100) BAN THRESHOLD EXCEEDED
2018-02-13 05:45:29 ERROR: invalid header received
2018-02-13 05:45:29 ProcessMessages(headers, 238081 bytes) FAILED peer=2
2018-02-13 05:45:30 ERROR: CheckEquihashSolution(): invalid solution
2018-02-13 05:45:30 ERROR: CheckBlockHeader(): Equihash solution invalid
2018-02-13 05:45:30 Misbehaving: 45.76.128.62:16125 (0 -> 100) BAN THRESHOLD EXCEEDED
2018-02-13 05:45:30 ERROR: invalid header received
2018-02-13 05:45:30 ProcessMessages(headers, 238081 bytes) FAILED peer=3
2018-02-13 05:45:31 ERROR: CheckEquihashSolution(): invalid solution
2018-02-13 05:45:31 ERROR: CheckBlockHeader(): Equihash solution invalid
2018-02-13 05:45:31 Misbehaving: 45.76.186.252:16125 (0 -> 100) BAN THRESHOLD EXCEEDED
2018-02-13 05:45:31 ERROR: invalid header received
2018-02-13 05:45:31 ProcessMessages(headers, 238081 bytes) FAILED peer=4