Year: 2024

Delphi – E2021 Class type required

A class type is required in some cases by the compiler: As a class type’s ancestorIn a try-except statement, in the on-clause.A raise statement’s first argument.In a forward specified class type, as the final type. A Class Declaration must include a Class Type.If you try to declare a class with no parent class that implements one or more interfaces, you’ll get this error. Consider the…

InterSystems Cache & Ensemble Error 5389 – Method ‘%1’ is an instance method that uses ##super to call

In this blog post, let’s learn about the error message “5389 Method ‘%1’ is an instance method that uses ##super to call “ in InterSystems Cache & Ensemble and the description of the error message. Error Message 5389 – Method ‘%1’ is an instance method that uses ##super to call Error Details Method ‘%1’ is an instance method that uses ##super to call class ‘%2’,…

How to fix the Oracle error NNL-00023: SET command is missing an argument?

In this post, you’ll learn more about the Oracle ErrorNNL-00023: SET command is missing an argument with the details on why you receive this error and the possible solution to fix it. Oracle Error Description NNL-00023: SET command is missing an argument Reason for the Error NNL-00023: SET command is missing an argument Cause: The user attempted to issue a SET command with no argument….

How to fix the Oracle error ORA-54547: wrong input for COUNT_SHARED_EDGES?

In this post, you’ll learn more about the Oracle ErrorORA-54547: wrong input for COUNT_SHARED_EDGES with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-54547: wrong input for COUNT_SHARED_EDGES Reason for the Error ORA-54547: wrong input for COUNT_SHARED_EDGES The COUNT_SHARED_EDGES parameter value was not 1 or 2. How to fix the Error ORA-54547: wrong input for…

How to fix the Oracle error ORA-38433: index “string” could not be maintained due to “string”?

In this post, you’ll learn more about the Oracle ErrorORA-38433: index “string” could not be maintained due to “string” with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-38433: index “string” could not be maintained due to “string” Reason for the Error ORA-38433: index “string” could not be maintained due to “string” The error was…

How to fix the Oracle error ORA-24802: user defined lob read callback error?

In this post, you’ll learn more about the Oracle ErrorORA-24802: user defined lob read callback error with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-24802: user defined lob read callback error Reason for the Error ORA-24802: user defined lob read callback error The only valid return value for a user defined lob read callback…

How to fix the Oracle error ORA-15117: command only operates on one diskgroup?

In this post, you’ll learn more about the Oracle ErrorORA-15117: command only operates on one diskgroup with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-15117: command only operates on one diskgroup Reason for the Error ORA-15117: command only operates on one diskgroup An ALTER DISKGROUP, CREATE DISKGROUP, or DROP DISKGROUP command specified a list…

How to fix the Oracle error ORA-13213: failed to generate spatial index for window object?

In this post, you’ll learn more about the Oracle ErrorORA-13213: failed to generate spatial index for window object with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-13213: failed to generate spatial index for window object Reason for the Error ORA-13213: failed to generate spatial index for window object Another error, indicating the real cause…