13 lines
444 B
Diff
13 lines
444 B
Diff
--- a/libdjvu/DataPool.cpp
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+++ a/libdjvu/DataPool.cpp
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@@ -791,6 +791,8 @@ DataPool::create(const GP<DataPool> & pool, int start, int length)
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DEBUG_MSG("DataPool::DataPool: pool=" << (void *)((DataPool *)pool) << " start=" << start << " length= " << length << "\n");
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DEBUG_MAKE_INDENT(3);
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+ if (!pool) G_THROW( ERR_MSG("DataPool.zero_DataPool") );
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+
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DataPool *xpool=new DataPool();
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GP<DataPool> retval=xpool;
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xpool->init();
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