Message in Spanish (Español)
ObjectContext debe ser configurado 1) definiendo ContextTypeName, 2) definiendo tanto ConnectionString como DefaultContainerName, 3) definiendo ContextType, o 4) proporcionándolo en el evento OnSelecting.
Unlocalized message
The ObjectContext must be configured by 1) defining ContextTypeName, 2) defining both ConnectionString and DefaultContainerName, 3) defining ContextType, or 4) supplying it in the OnSelecting event.
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