Need a Paypal expert

I have a IPN script that has been working fine on a website for at least a year.
Suddenly my IPN scripts have stopped working and when I ran a test through Paypal's IPN simulator I got this error:
"IPN Delivery Failed:I/O error: Unexpected end of file from server; nested exception is java.net.SocketException: Unexpected end of file from server"
I uploaded the exact same (very basic) script on 2 other servers and ran them through Paypal's IPN simulator and they ran without any error. I don't…
Need a Paypal expert

See original post by izbryte