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-rw-r--r--indra/llui/lltextbase.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 1c19a33c4e..1cc3cc04d6 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1164,7 +1164,7 @@ void LLTextBase::reflow()
S32 first_line = getFirstVisibleLine();
// if scroll anchor not on first line, update it to first character of first line
- if (!mLineInfoList.empty()
+ if ((first_line < mLineInfoList.size())
&& (mScrollIndex < mLineInfoList[first_line].mDocIndexStart
|| mScrollIndex >= mLineInfoList[first_line].mDocIndexEnd))
{