问题描述
Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextSaveGState: invalid context 0x0. Backtrace: <<redacted>+200> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextSetBlendMode: invalid context 0x0. Backtrace: <<redacted>+212> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextSetAlpha: invalid context 0x0. Backtrace: <<redacted>+224> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextTranslateCTM: invalid context 0x0. Backtrace: <<redacted>+460> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextScaleCTM: invalid context 0x0. Backtrace: <<redacted>+480> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextGetCTM: invalid context 0x0. Backtrace: <CGContextGetCTM+88> <<redacted>+140> <<redacted>+220> <<redacted>+1216> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388>Jun 17 12:23:39 littlewitch[4722] <Error>: CGContextSaveGState: invalid context 0x0. Backtrace: <<redacted>+216> <<redacted>+220> <<redacted>+1216> <<redacted>+1064> <<redacted>+300> <<redacted>+360> <<redacted>+348> <<redacted>+136> <<redacted>+132> <<redacted>+308> <<redacted>+148> <<redacted>+128> <<redacted>+756> <-[EaseBubbleView(Location) layoutSubviews]+68> <<redacted>+656> <<redacted>+148> <<redacted>+292> <<redacted>+32> <<redacted>+252> <<redacted>+500> <<redacted>+80> <<redacted>+32> <<redacted>+372> <<redacted>+928> <CFRunLoopRunSpecific+384> <GSEventRunModal+180> <UIApplicationMain+204> <main+388> 这个是为神马?
解决方案
other link 添加-w试试
解决方案二:
我加了下,还是一样的,有没有什么办法能看到是那个context为nil,stackoverflow上面说的是ios的bug,但是环信demo里面没问题。