4 files changed, 16 insertions, 5 deletions
diff --git a/indra/llvfs/lldir.cpp b/indra/llvfs/lldir.cpp
index 296d827a20..1f0c4fe13a 100644
--- a/indra/llvfs/lldir.cpp
+++ b/indra/llvfs/lldir.cpp
@@ -200,6 +200,11 @@ const std::string &LLDir::getOSUserAppDir() const
 
 const std::string &LLDir::getLindenUserDir() const
 {
+	if (mLindenUserDir.empty())
+	{
+		lldebugs << "getLindenUserDir() called early, we don't have the user name yet - returning empty string to caller" << llendl;
+	}
+
 	return mLindenUserDir;
 }
 
@@ -337,7 +342,7 @@ std::string LLDir::getExpandedFilename(ELLPath location, const std::string& subd
 		break;
 		
 	case LL_PATH_CACHE:
-	    prefix = getCacheDir();
+		prefix = getCacheDir();
 		break;
 		
 	case LL_PATH_USER_SETTINGS:
@@ -348,6 +353,11 @@ std::string LLDir::getExpandedFilename(ELLPath location, const std::string& subd
 
 	case LL_PATH_PER_SL_ACCOUNT:
 		prefix = getLindenUserDir();
+		if (prefix.empty())
+		{
+			// if we're asking for the per-SL-account directory but we haven't logged in yet (or otherwise don't know the account name from which to build this string), then intentionally return a blank string to the caller and skip the below warning about a blank prefix.
+			return std::string();
+		}
 		break;
 		
 	case LL_PATH_CHAT_LOGS:
@@ -557,7 +567,7 @@ std::string LLDir::getForbiddenFileChars()
 
 void LLDir::setLindenUserDir(const std::string &username)
 {
-	// if both first and last aren't set, assume we're grabbing the cached dir
+	// if the username isn't set, that's bad
 	if (!username.empty())
 	{
 		// some platforms have case-sensitive filesystems, so be
diff --git a/indra/llvfs/lldir.h b/indra/llvfs/lldir.h
index 9c1e992eca..05d5efc66f 100644
--- a/indra/llvfs/lldir.h
+++ b/indra/llvfs/lldir.h
@@ -44,7 +44,7 @@ typedef enum ELLPath
 	LL_PATH_NONE = 0,
 	LL_PATH_USER_SETTINGS = 1,
 	LL_PATH_APP_SETTINGS = 2,	
-	LL_PATH_PER_SL_ACCOUNT = 3,	
+	LL_PATH_PER_SL_ACCOUNT = 3, // returns/expands to blank string if we don't know the account name yet
 	LL_PATH_CACHE = 4,	
 	LL_PATH_CHARACTER = 5,	
 	LL_PATH_HELP = 6,		
diff --git a/indra/llvfs/lldir_linux.cpp b/indra/llvfs/lldir_linux.cpp
index ee902d1de7..a9736560ec 100644
--- a/indra/llvfs/lldir_linux.cpp
+++ b/indra/llvfs/lldir_linux.cpp
@@ -112,9 +112,10 @@ LLDir_Linux::LLDir_Linux()
 		// ...normal installation running
 		mSkinBaseDir = mAppRODataDir + mDirDelimiter + "skins";
     }	
+
 	mOSUserDir = getCurrentUserHome(tmp_str);
 	mOSUserAppDir = "";
-	mLindenUserDir = tmp_str;
+	mLindenUserDir = "";
 
 	char path [32];	/* Flawfinder: ignore */ 
 
diff --git a/indra/llvfs/lldir_solaris.cpp b/indra/llvfs/lldir_solaris.cpp
index a8fad8e5bd..8ac5a41e93 100644
--- a/indra/llvfs/lldir_solaris.cpp
+++ b/indra/llvfs/lldir_solaris.cpp
@@ -100,7 +100,7 @@ LLDir_Solaris::LLDir_Solaris()
 	mAppRODataDir = strdup(tmp_str);
 	mOSUserDir = getCurrentUserHome(tmp_str);
 	mOSUserAppDir = "";
-	mLindenUserDir = tmp_str;
+	mLindenUserDir = "";
 
 	char path [LL_MAX_PATH];	/* Flawfinder: ignore */