Downgrade Method (LockableExtensions)Save PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedApr 08, 20261 minute readHMI and SCADA Downgrades a SAFE_WRITE lock on a record to a SAFE_READ lock. Syntax C#C++/CLI [Extension()] public static void Downgrade( ILockable self ) [Extension()] public: static void Downgrade( ILockable^ self ) Parametersself A lockable record. ExceptionsExceptionDescription OASySDNA.Common.DNAExceptionThrown if the record is not in the SAFE_WRITE lock state before calling this method. RequirementsTarget Platforms: For information on software requirements, see the AVEVA Enterprise SCADA Supported Configurations documentation.See AlsoReferenceLockableExtensions ClassLockableExtensions Members In This Topic
Downgrades a SAFE_WRITE lock on a record to a SAFE_READ lock. Syntax C#C++/CLI [Extension()] public static void Downgrade( ILockable self ) [Extension()] public: static void Downgrade( ILockable^ self ) Parametersself A lockable record. ExceptionsExceptionDescription OASySDNA.Common.DNAExceptionThrown if the record is not in the SAFE_WRITE lock state before calling this method. RequirementsTarget Platforms: For information on software requirements, see the AVEVA Enterprise SCADA Supported Configurations documentation.See AlsoReferenceLockableExtensions ClassLockableExtensions Members
Downgrades a SAFE_WRITE lock on a record to a SAFE_READ lock. Syntax C#C++/CLI [Extension()] public static void Downgrade( ILockable self ) [Extension()] public: static void Downgrade( ILockable^ self ) Parametersself A lockable record. ExceptionsExceptionDescription OASySDNA.Common.DNAExceptionThrown if the record is not in the SAFE_WRITE lock state before calling this method. RequirementsTarget Platforms: For information on software requirements, see the AVEVA Enterprise SCADA Supported Configurations documentation.See AlsoReferenceLockableExtensions ClassLockableExtensions Members
Downgrades a SAFE_WRITE lock on a record to a SAFE_READ lock. Syntax C#C++/CLI [Extension()] public static void Downgrade( ILockable self ) [Extension()] public: static void Downgrade( ILockable^ self ) Parametersself A lockable record. ExceptionsExceptionDescription OASySDNA.Common.DNAExceptionThrown if the record is not in the SAFE_WRITE lock state before calling this method. RequirementsTarget Platforms: For information on software requirements, see the AVEVA Enterprise SCADA Supported Configurations documentation.See AlsoReferenceLockableExtensions ClassLockableExtensions Members