code: function retryOrError(){ 
  					if (bRetrying)
  						throw Error("unit hash verification failed, unit: "+unit+", objUnit: "+JSON.stringify(objUnit));
  					console.log("unit hash verification failed, will retry");
  					return setTimeout(function(){
  						readJointDirectly(conn, unit, callbacks, true);
  					}, 60*1000);
  				}
docs: profiler.stop('read'); verify unit hash. Might fail if the unit was archived while reading, in this case retry light wallets don't have last_ball, don't verify their hashes