R CMD check found ERRORs

error reading from connection

error reading from connection

error reading from connection

error reading from connection

error reading from connection

error reading from connection

Running examples in ‘doFuture-Ex.R’ failed

error reading from connection

Running examples in ‘doFuture-Ex.R’ failed

SequentialFuture ('doFuture2-1') added, removed, or modified connections. A future expression must close any opened connections and must not close connections it did not open. Details: 2 connection added ([index=5, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]; [index=6, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]), 0 connection removed (<none>), 0 connection replaced (<none>). See also help("future.options", package = "future")

Caught simpleError. Canceling all iterations ...

SequentialFuture ('doFuture2-1') added, removed, or modified connections. A future expression must close any opened connections and must not close connections it did not open. Details: 2 connection added ([index=5, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]; [index=6, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]), 0 connection removed (<none>), 0 connection replaced (<none>). See also help("future.options", package = "future")

SequentialFuture ('doFuture2-1') added, removed, or modified connections. A future expression must close any opened connections and must not close connections it did not open. Details: 2 connection added ([index=5, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]; [index=6, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]), 0 connection removed (<none>), 0 connection replaced (<none>). See also help("future.options", package = "future")

SequentialFuture ('doFuture2-1') added, removed, or modified connections. A future expression must close any opened connections and must not close connections it did not open. Details: 2 connection added ([index=5, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]; [index=6, description=<-localhost:32684, class=sockconn, mode=a+b, text=binary, opened=opened, can.read=yes, can.write=yes]), 0 connection removed (<none>), 0 connection replaced (<none>). See also help("future.options", package = "future")

Caught simpleError. Canceling all iterations ...

Caught simpleError. Canceling all iterations ...

Caught simpleError. Canceling all iterations ...

executing %dopar% sequentially: no parallel backend registered