Business Rule "Input" Error Help, Please.

@RELATIVE

I get an error message trying to validate a biz rule. If I use the member "Final", in place of the member "Input", it will pass.  Is input an Essbase default term?  If so, how do I work around this?

/*** Clear any data in accounts 79400 and 79405 ***/

FIX(&BudYr,"System","Dollars","Budget","Input",

    @RELATIVE (Period,0),

    @RELATIVE (Department,0),

    @RELATIVE (LOB,0),

    @RELATIVE (Entity,0))

CLEARDATA "79400";

        CLEARDATA "79405";

ENDFIX

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Detail:Encountered "\"Input\"" at line 3, column 40.

Was expecting one of:

    "\"" ...

    "]]" ...

    <SUBST_VARIABLE> ...

    <hfm_VARIABLE> ...

    <ID> ...

    <FUNCTION> ...

    "[" ...

    "(" ...

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Log Message:

[Mon Feb 27 09:44:33 2012]Local/ESSBASE0///Info(1051001)

Received client request: Get Log File (from user [tclauer])

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Log Message Noted:

Essbase Error 1051001 - Received client request: %s (from user %s)