Error Document display after file uploads

[chimachimosy]

I RECENTLY UPLOADED THE ROUNDCUBE FILES UNTO MY SERVER. THEN I TRIED LOGGING TO MY WEBSITE. RATHER THAN MY HOMEPAGE, WHAT I SEE IS AN ERROR MESSAGE.(http://www.baseblue.net) I GUESS THERE MUST HAVE BEEN SOMETHING I DID WROND DURING THE UPLOADS. OR, THERE IS SOMETHING ELSE I NEED TO DO IN COMPLETING THE SET-UP TASK. NOW, I WOULD REALLY APPRECIATE SOME ASSISTANCE FROM ANYBODY.
                   thanks