diff --git a/program/src/error.rs b/program/src/error.rs
index bbb1a0d..4ae1954 100644
--- a/program/src/error.rs
+++ b/program/src/error.rs
@@ -14,37 +14,13 @@ use thiserror::Error;
 /// Errors that may be returned by the program.
 #[derive(Clone, Debug, Eq, Error, FromPrimitive, PartialEq)]
 pub enum Error {
-    /// Invalid instruction
-    #[error("Invalid instruction")]
-    InvalidInstruction,
-    /// Already in use
-    #[error("Already in use")]
-    AlreadyInUse,
-    /// Not rent exempt
-    #[error("Not rent exempt")]
-    NotRentExempt,
-    /// Not found aggregator
-    #[error("Not found aggregator")]
-    NotFoundAggregator,
-    /// Oracle exist
-    #[error("Oracle exist")]
-    OracleExist,
     /// Owner mismatch
     #[error("Owner mismatch")]
     OwnerMismatch,
-    /// Not found oracle
-    #[error("Not found oracle")]
-    NotFoundOracle,
-    /// Not found oracle
-    #[error("Submission value out of range")]
-    SubmissonValueOutOfRange,
-    /// Submit cooling
-    #[error("Submission cooling")]
-    SubmissonCooling,
-    /// Insufficient withdrawable
+
     #[error("Insufficient withdrawable")]
     InsufficientWithdrawable,
-    /// Aggregator key not match
+
     #[error("Aggregator key not match")]
     AggregatorMismatch,
 
@@ -64,28 +40,6 @@ pub enum Error {
     UnknownError,
 }
 
-// impl PrintProgramError for Error {
-//     fn print<E>(&self)
-//     where
-//         E: 'static + std::error::Error + DecodeError<E> + PrintProgramError + FromPrimitive,
-//     {
-//         match self {
-//             Error::InvalidInstruction => msg!("Error: Invalid instruction"),
-//             Error::AlreadyInUse => msg!("Error: Already in use"),
-//             Error::NotRentExempt => msg!("Error: No rent exempt"),
-//             Error::NotFoundAggregator => msg!("Error: no found aggregator"),
-//             Error::OracleExist => msg!("Error: Oracle exist"),
-//             Error::OwnerMismatch => msg!("Error: Owner mismatch"),
-//             Error::NotFoundOracle => msg!("Error: Not found oracle"),
-//             Error::SubmissonValueOutOfRange => msg!("Error: Submisson value out of range"),
-//             Error::SubmissonCooling => msg!("Submission cooling"),
-//             Error::InsufficientWithdrawable => msg!("Insufficient withdrawable"),
-//             Error::AggregatorMismatch => msg!("Aggregator key not match"),
-//             Error::MaxOralcesReached => msg!("Max oracles reached"),
-//         }
-//     }
-// }
-
 impl From<Error> for ProgramError {
     fn from(e: Error) -> Self {
         ProgramError::Custom(e as u32)