SL-14067 FIXED The 'Unable to Buy' (L$) error persists until relogin

indra/newview/llcurrencyuimanager.cpp

@@ -603,6 +603,11 @@ bool LLCurrencyUIManager::bought()
 	return impl.mBought;
 }
 
+void LLCurrencyUIManager::clearError()
+{
+	return impl.clearError();
+}
+
 bool LLCurrencyUIManager::hasError()
 {
 	return impl.mError;

indra/newview/llcurrencyuimanager.h

@@ -80,6 +80,8 @@ class LLCurrencyUIManager
 	bool buying();		// are we in the process of buying?
 	bool bought();		// did the buy() transaction complete successfully
 
+	void clearError();
+
 	bool hasError();
 	std::string errorMessage();
 	std::string errorURI();

indra/newview/llfloaterbuycurrency.cpp

@@ -184,6 +184,7 @@ void LLFloaterBuyCurrencyUI::updateUI()
 		args["TITLE"] = getString("info_cannot_buy");
 		args["MESSAGE"] = mManager.errorMessage();
 		LLNotificationsUtil::add("CouldNotBuyCurrency", args);
+		mManager.clearError();
 		closeFloater();
 	}
 	else