The status of SIMP wallet:
Sync.
Uploaded 8436 blocks of transaction history.
Last received block was generated 1 hour ago.
0 active connections to the network.
nodes are hardcoded! we got no problems with windows wallet or ubuntu..
try to delete everything except wallet.dat and try to resync..it should work!
started the windows client and instant 3 connections...dont know..
try with -resync
add some nodes from here
https://www.coinexchange.io/network/peers/SIMP