how to avoid error no :150

[neelsbr]

i am getting error when i delete the foreign key in table.

this is error message showing

#1025 - Error on rename of '.\jrtsoftware\ #sql-5e4_248' to '.\jrtsoftware\ order' (errno: 150)

Please anyone can help me to sort out this problem..



Thanks in advance

[Markus]

What does this have to do with PHP?

[neelsbr]

in mysql i am getting this error.