Error menggunakan crystal report vb.net 2010 dan database access 2007

Assalamu'alaikum wr wb.
Kali ini saya akan share tentang masalah ketika saya sedang membuat report menggunakan vb.net 2010 dan ms.access 2007. Berikut ini solusinya.
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Solusi pertama :
1) Open report
2) Field Explorer --> Database fields
3) Right click and select Set Datasource connection.
3) Add a New connection and Select OLE DB provider as SQL Native Client 10.0
4) replace existing connection with new one.
5) Save the report and Click Verify Database.
6) Delete old connection.

Solusi Kedua :
Pada file app.config atur seperti ini

<startup useLegacyV2RuntimeActivationPolicy="true">
 
    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/>
 
    </startup>

Solusi Ketiga :

changing in app.config
 
from:
 
<!--<startup>
  <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup>-->
 
to:
 
<startup useLegacyV2RuntimeActivationPolicy="true">
 
    <supportedRuntime version="v4.0"/>
 
  </startup>

Solusi Keempat :
1 in Solution explorer Right click and project
2 select properties
3 select target .net framework 3.5

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Semoga bermanfaat.
http://pangeran-it.blogspot.com/