diff --git a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
index 524af5a2a7..4d526a6bda 100644
--- a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
+++ b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp
@@ -304,7 +304,7 @@ QPlatformNativeInterface::NativeResourceForWindowFunction QXcbNativeInterface::n
 QPlatformNativeInterface::NativeResourceForBackingStoreFunction QXcbNativeInterface::nativeResourceFunctionForBackingStore(const QByteArray &resource)
 {
     const QByteArray lowerCaseResource = resource.toLower();
-    NativeResourceForBackingStoreFunction func = handlerNativeResourceFunctionForBackingStore(resource);
+    NativeResourceForBackingStoreFunction func = handlerNativeResourceFunctionForBackingStore(lowerCaseResource);
     return func;
 }
 
diff --git a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
index 1fbbcd0ef1..7f98efccba 100644
--- a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
+++ b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp
@@ -345,7 +345,7 @@ static QSqlError qMakeError(const QString& err, QSqlError::ErrorType type,
 {
     int nativeCode = -1;
     QString message = qODBCWarn(p, &nativeCode);
-    return QSqlError(QLatin1String("QODBC3: ") + err, qODBCWarn(p), type,
+    return QSqlError(QLatin1String("QODBC3: ") + err, message, type,
                      nativeCode != -1 ? QString::number(nativeCode) : QString());
 }