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Severity: 8192

Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 132

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 294

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 168

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 237

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 317

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 358

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 282

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 294

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 304

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 314

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 315

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 375

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: drivers/Session_files_driver.php

Line Number: 108

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 110

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Session cannot be started after headers have already been sent

Filename: Session/Session.php

Line Number: 143

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/core/MY_Controller.php
Line: 15
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 7
Function: __construct

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 47

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 47
Function: preg_match

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2071
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 49

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 49
Function: preg_match

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2071
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 57

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 57
Function: htmlspecialchars

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2071
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Constant FILTER_SANITIZE_STRING is deprecated

Filename: controllers/Authors.php

Line Number: 2073

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2073
Function: _error_handler

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 47

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 47
Function: preg_match

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2074
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 49

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 49
Function: preg_match

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2074
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated

Filename: controllers/Authors.php

Line Number: 57

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 57
Function: htmlspecialchars

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2074
Function: highsecure

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Constant FILTER_SANITIZE_STRING is deprecated

Filename: controllers/Authors.php

Line Number: 2075

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2075
Function: _error_handler

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated

Filename: core/Common.php

Line Number: 725

Backtrace:

File: /home/k4699548/siseksi.unper.ac.id/application/controllers/Authors.php
Line: 2078
Function: xss_clean

File: /home/k4699548/siseksi.unper.ac.id/index.php
Line: 316
Function: require_once

SISTEM INFORMASI PUBLIKASI UNPER
photo
photo

GERI SYAHRIL SIDIK

Pendidikan Guru Sekolah Dasar

NIDN/NIDK : 0418038804

Lektor

GERI SYAHRIL SIDIK

Pendidikan Guru Sekolah Dasar

NIDN/NIDK : 0418038804

Lektor

H-INDEX

WoS H-Index : 0

Scopus H-Index : 2

Google H-Index : 8

H-INDEX

WoS H-Index : 0

Scopus H-Index : 2

Google H-Index : 8

Research BIMA-SIMLITABMAS

Total : 4

Desain Didaktis Berpikir Aljabar pada Materi Operasi Penjumlahan Bilangan Cacah Di Sekolah Dasar.
DIDI SURYADI, TURMUDI, GERI SYAHRIL SIDIK
Tahun Usulan : 2020, Tahun Pelaksanaan : 2021
Bidang Fokus : Sosial Humaniora, Seni Budaya, Pendidikan Desk Study Dalam Negeri
Program Hibah : Penelitian Kompetitif Nasional
Dana : 58400000
BIMA SIMLITABMAS
Analisis Faktor Penyebab Kesulitan Belajar Matematik Siswa Sekolah Dasar Pada Materi Operasi Hitung Bilangan Bulat
GERI SYAHRIL SIDIK, AGUS AHMAD WAKIH
Tahun Usulan : 2018, Tahun Pelaksanaan : 2019
Bidang Fokus : Sosial Humaniora, Seni Budaya, Pendidikan Penelitian Lapangan Dalam Negeri (Kecil)
Program Hibah : Penelitian Kompetitif Nasional
Dana : 18900000
BIMA SIMLITABMAS
PENGARUH PEMBELAJARAN REALISTIC MATHEMATICS EDUCATION (RME) TERHADAP KEMAMPUAN PEMAHAMAN KONSEP DAN KOMUNIKASI MATEMATIS SISWA SD MENGGUNAKAN HYPOTHETICAL LEARNING TRAJECTORY (HLT)
WINARTI DWI FEBRIANI, GERI SYAHRIL SIDIK
Tahun Usulan : 2018, Tahun Pelaksanaan : 2019
Bidang Fokus : Sosial Humaniora, Seni Budaya, Pendidikan Desk Study Dalam Negeri
Program Hibah : Penelitian Kompetitif Nasional
Dana : 17450000
BIMA SIMLITABMAS
Analisis Proses Berpikir Siswa Sekolah Dasar dalam Pemahaman Operasi Perkalian dan Pembagian Pecahan Dengan Pemberian Scaffolding
GERI SYAHRIL SIDIK, FAJAR NUGRAHA
Tahun Usulan : 2017, Tahun Pelaksanaan : 2018
Bidang Fokus : Sosial Humaniora, Seni Budaya, Pendidikan Desk Study Dalam Negeri
Program Hibah : Penelitian Kompetitif Nasional
Dana : 16000000
BIMA SIMLITABMAS