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safeguard against unknown material replacemet

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UbitUmarov
2016-11-23 20:26:14 +00:00
parent b3eda582ec
commit 72e20028d1
1 changed files with 1 additions and 1 deletions
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2
OpenSim/Region/OptionalModules/Materials/MaterialsModule.cs
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@@ -532,7 +532,7 @@ namespace OpenSim.Region.OptionalModules.Materials
lock(m_Materials)
{
if(oldid != UUID.Zero)
if(oldid != UUID.Zero && m_MaterialsRefCount.ContainsKey(oldid))
{
m_MaterialsRefCount[oldid]--;
if(m_MaterialsRefCount[oldid] <= 0)