Fehlermeldungen ignorieren?

Hallo,
kriege diese Fehlermeldungen/Warnungen.
Mein CPLD tut aber was es soll.

Started process "Fit".

Release 6.3i - CPLD Optimizer/Partitioner G.35
Copyright (c) 1995-2004 Xilinx, Inc.  All rights reserved.
Considering device XC9572-15-PC44.
Flattening design..
Multi-level logic optimization...
Timing 
optimization............................................................ 
.....................................
Timing driven global resource optimization
General global resource optimization........
Re-checking device resources ...
Mapping a total of 10 equations into 4 function 
blocks......WARNING:Cpld:896 - Unable to map all desired signals into 
function block, FB4,
   because too many function block product terms are required. Buffering 
output
   signal Produckt<6> to allow all signals assigned to this function 
block to be
   placed.
WARNING:Cpld:896 - Unable to map all desired signals into function 
block, FB4,
   because too many function block product terms are required. Buffering 
output
   signal Produckt<5> to allow all signals assigned to this function 
block to be
   placed.
WARNING:Cpld:896 - Unable to map all desired signals into function 
block, FB4,
   because too many function block product terms are required. Buffering 
output
   signal Produckt<3> to allow all signals assigned to this function 
block to be
   placed.
............
java.lang.RuntimeException: Attempting to format number '0.0' using 
pattern ''.
  at 
org.apache.xalan.xsltc.runtime.BasisLibrary.runTimeError(BasisLibrary.ja 
va:1063)
  at 
org.apache.xalan.xsltc.runtime.BasisLibrary.runTimeError(BasisLibrary.ja 
va:1071)
  at 
org.apache.xalan.xsltc.runtime.BasisLibrary.formatNumber(BasisLibrary.ja 
va:922)
  at 
org.apache.xalan.xsltc.runtime.BasisLibrary.realToString(BasisLibrary.ja 
va:870)
  at summary.PrintSummaryResources()
  at summary.PrintSummary()
  at summary.applyTemplates()
  at summary.transform()
  at 
org.apache.xalan.xsltc.runtime.AbstractTranslet.transform(AbstractTransl 
et.java:540)
  at com.xilinx.chipviewer.inout.xslt.XSLTProcess.doTransform(Unknown 
Source)
  at com.xilinx.chipviewer.inout.xslt.XSLTProcess.ProcessXML(Unknown 
Source)
  at com.xilinx.chipviewer.inout.xslt.XSLTProcess.main(Unknown Source)
java.lang.ClassCastException: org.apache.xalan.res.XSLTErrorResources_de
  at org.apache.xalan.xslt.Process.main(Unknown Source)
Exception in thread "main"
Design multiplier1 has been optimized and fit into device 
XC9572-15-PC44.
Completed process "Fit".