VBScript runtime error server map path not found - asp-classic

Question

I get the following error when I try to post a request from a form in my ASP application.
Microsoft VBScript runtime error '800a004c'
Path not found
/build-your-own-report/stjreport/includes/includes.inc, line 16
This is my includes.inc file
includes.inc
<%
thisPage = Request.ServerVariables("SCRIPT_NAME")
thisPage = Right(thisPageName,Len(thisPage) - InStrRev(thisPage,"/"))
session.timeout = 5
webDir = "/stjreport"
pdf_path = server.MapPath("/") & webDir & "/pdfs"
tmp_path = server.MapPath("/") & webDir & "/temp"
Function RoundUp(n)
roundUp = Int(n) - CBool(CDbl(n) <> CLng(n))
End Function
Sub cleanItUp(tt)
set incFS = server.createobject("scripting.FileSystemObject")
/*line 16*/ set incFO = incFS.GetFolder(tmp_path)
for each incF in incFO.files
'if instr(1,incF.name,".pdf",1) > 0 then
set tmpF = incFS.GetFile(incF)
if DateDiff("s",tmpF.DateCreated,now) > tt then incFS.deleteFile(tmpF)
'end if
next
set incFO = nothing
set incFS = nothing
End Sub
Function makeRandomString(incLength)
makeRandomString = ""
seedStr = "1,N,O,P,Q,3,W,X,Y,Z,$,4,0,A,B,C,D,E,F,8,G,H,I,J,5,6,7,9,K,L,M,R,2,S,U,V,T,"
rndAry = Split(seedStr,",")
rndName = ""
For inc = 1 to incLength
Randomize
iRandom = Int( UBound( rndAry ) * Rnd )
rndName = rndName & rndAry( iRandom )
next
makeRandomString = rndName
End Function
Sub displayMessage (incMsg,incReturnUrl)
if Len(incMsg) > 0 then
Response.write("<br /><br /><p style='text-align:center; font-family:arial; font_size:larger;'>" & incMsg & "</p>")
%>
<script language="javascript">
alert("<%=Replace(Replace(incMsg,"<br />","\n"),"<br>","\n")%>");
<%
if Len(incReturnUrl) > 0 then
%>
top.location.href = "<%=incReturnUrl%>";
<%
else
%>
top.history.go(-1);
<%
end if
%>
</script>
<%
Response.end()
end if
End Sub
Function isPermittedFile(incFileType,incFile)
incFile = replace(incFile, "\", "/")
if inStr(incFile,"/") > 0 then
incAry = split(incFile,"/")
incFile = incAry(uBound(incFile)-1)
end if
if inStr(incFile,".") = 0 then call (displayMessage("Image file: " & incFile & " sounds not to be a recognized image format",""))
incFileAry = split(incFile,".")
incExt = incFileAry(1)
Select Case LCase(incFileType)
Case "image"
incAllowedStr = ",gif,png,jpg,jpeg,bmp,tiff,"
Case "document"
'incAllowedStr = ",pdf,doc,docx,txt,rtf,doc,docx,xls,xlsx,"
incAllowedStr = ",pdf,"
End Select
isPermittedFile = False
if inStr(1,incAllowedStr,","& LCase(incExt) &",",1) > 0 then isPermittedFile = True
End Function
%>