MS Word 2000 won’t open

Ms Word 2000 won’t open on a system running Windows 98ES.

Get error message not enough memory or hard disk space to open.

Computer is an HP66XX series with 128MB ram and 12GB hard drive. Drive is C:\ partition only and has 8.6GB free space.Never had this type of situation pop up before.

Any help will be appreciated.

TIA