NSPOSIXErrorDomain Code=12 “Cannot allocate memory” in 3G network

Question

I\'m trying to send a file on FTP server in my iPhone application. Everything seems to be okay in WiFi and GSM:EDGE network, but in 3G network an error appears (not always, but

Answer 1

And here it is - the solution (or rather workaround):

you should set property of writeStream to false, to switch off default persistant connection

CFWriteStreamSetProperty( (CFWriteStreamRef)writeStreamRef, kCFStreamPropertyFTPAttemptPersistentConnection, kCFBooleanFalse ) ;