I had to comment that osmf one out:

<?xml version="1.0"?>

<flex-config>

    <!-- TextLayout SWC -->

    <runtime-shared-library-path append="true">

<path-element>/Applications/Adobe Flex Builder 3/sdks/flex_sdk_4_12575/frameworks/libs/textLayout.swc</path-element>

<rsl-url>textLayout_1.0.0.565.swf</rsl-url>

<policy-file-url></policy-file-url>

<rsl-url>http://fpdownload.adobe.com/pub/swz/flex/4.0.0.12575/textLayout_1.0.0. 565.swf</rsl-url>

<policy-file-url>http://fpdownload.adobe.com/pub/swz/crossdomain.xml</policy-file-url>

</runtime-shared-library-path>

    <!-- OSMF SWC

    <runtime-shared-library-path append="true">

<path-element>/Applications/Adobe Flex Builder 3/sdks/flex_sdk_4_12575/frameworks/libs/osmf.swc</path-element>

<rsl-url>osmf_4.0.0.12575.swf</rsl-url>

<policy-file-url></policy-file-url>

<rsl-url>http://fpdownload.adobe.com/pub/swz/flex/4.0.0.12575/osmf_4.0.0.12575. swf</rsl-url>

<policy-file-url>http://fpdownload.adobe.com/pub/swz/crossdomain.xml</policy-file-url>

</runtime-shared-library-path>-->

    <!-- Framework SWC -->

<runtime-shared-library-path append="true">

<path-element>/Applications/Adobe Flex Builder 3/sdks/flex_sdk_4_12575/frameworks/libs/framework.swc</path-element>

<rsl-url>framework_4.0.0.12575.swf</rsl-url>

<policy-file-url></policy-file-url>

<rsl-url>http://fpdownload.adobe.com/pub/swz/flex/4.0.0.12575/framework_4.0.0.1 2575.swf</rsl-url>

<policy-file-url>http://fpdownload.adobe.com/pub/swz/crossdomain.xml</policy-file-url>

</runtime-shared-library-path>

    <!-- Spark SWC -->

   <runtime-shared-library-path append="true">

<path-element>/Applications/Adobe Flex Builder 3/sdks/flex_sdk_4_12575/frameworks/libs/spark.swc</path-element>

<rsl-url>spark_4.0.0.12575.swf</rsl-url>

<policy-file-url></policy-file-url>

<rsl-url>http://fpdownload.adobe.com/pub/swz/flex/4.0.0.12575/spark_4.0.0.12575 .swf</rsl-url>

<policy-file-url>http://fpdownload.adobe.com/pub/swz/crossdomain.xml</policy-file-url>

</runtime-shared-library-path>

<!-- RPC SWC -->

<runtime-shared-library-path append="true">

<path-element>/Applications/Adobe Flex Builder 3/sdks/flex_sdk_4_12575/frameworks/libs/rpc.swc</path-element>

<rsl-url>rpc_4.0.0.12575.swf</rsl-url>

<policy-file-url></policy-file-url>

<rsl-url>http://fpdownload.adobe.com/pub/swz/flex/4.0.0.12575/rpc_4.0.0.12575.s wf</rsl-url>

<policy-file-url>http://fpdownload.adobe.com/pub/swz/crossdomain.xml</policy-file-url>

</runtime-shared-library-path>

</flex-config>

Probably not set up yet.