A.7 Troubleshooting

• A.7.1 Why do I see ‘Incorrect MAC received on packet’?
• A.7.2 Why do I see ‘Fatal: Protocol error: Expected control record’ in PSCP?
• A.7.3 I clicked on a colour in the Colours panel, and the colour didn't change in my terminal.
• A.7.4 Plink on Windows 95 says it can't find WS2_32.DLL.
• A.7.5 After trying to establish an SSH-2 connection, PuTTY says ‘Out of memory’ and dies.
• A.7.6 When attempting a file transfer, either PSCP or PSFTP says ‘Out of memory’ and dies.
• A.7.7 PSFTP transfers files much slower than PSCP.
• A.7.8 When I run full-colour applications, I see areas of black space where colour ought to be, or vice versa.
• A.7.9 When I change some terminal settings, nothing happens.
• A.7.10 My PuTTY sessions unexpectedly close after they are idle for a while.
• A.7.11 PuTTY's network connections time out too quickly when network connectivity is temporarily lost.
• A.7.12 When I cat a binary file, I get ‘PuTTYPuTTYPuTTY’ on my command line.
• A.7.13 When I cat a binary file, my window title changes to a nonsense string.
• A.7.14 My keyboard stops working once PuTTY displays the password prompt.
• A.7.15 One or more function keys don't do what I expected in a server-side application.
• A.7.16 Since my SSH server was upgraded to OpenSSH 3.1p1/3.4p1, I can no longer connect with PuTTY.
• A.7.17 Why do I see ‘Couldn't load private key from ...’? Why can PuTTYgen load my key but not PuTTY?
• A.7.18 When I'm connected to a Red Hat Linux 8.0 system, some characters don't display properly.
• A.7.19 Since I upgraded to PuTTY 0.54, the scrollback has stopped working when I run screen.
• A.7.20 Since I upgraded Windows XP to Service Pack 2, I can't use addresses like 127.0.0.2.
• A.7.21 PSFTP commands seem to be missing a directory separator (slash).
• A.7.22 Do you want to hear about ‘Software caused connection abort’?
• A.7.23 My SSH-2 session locks up for a few seconds every so often.
• A.7.24 PuTTY fails to start up. Windows claims that ‘the application configuration is incorrect’.