00504     2200145   4500001002100000008004700021035002000068245007300088260009500161300003200256020001800288084001800306082001800324650001600342INLIS000000000000366                                   Indonesia    a0010-0625000363  aBuku Panduan GurubInformatika SMP Kelas VIIcIrya, Wisnubhadra, dkk  aJakartabKementerian Pendidikan, Kebudayaan, Riset, dan Teknologi Republik Indonesiac2021  axii, 244 hal.c25 x 17,6 cm  a9786022445043  a373 T568w v.1  a373 T568w v.1  aInformatika<pre>An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in /home/cgag1341/public_html/lib.cga.sch.id/common/components/MarcHelpers.php on line 185. in /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/web/Response.php:369
Stack trace:
#0 /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/web/Response.php(342): yii\web\Response-&gt;sendHeaders()
#1 /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response-&gt;send()
#2 /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/base/ErrorHandler.php(152): yii\web\ErrorHandler-&gt;renderException(Object(yii\web\HeadersAlreadySentException))
#3 [internal function]: yii\base\ErrorHandler-&gt;handleException(Object(yii\web\HeadersAlreadySentException))
#4 {main}
Previous exception:
yii\web\HeadersAlreadySentException: Headers already sent in /home/cgag1341/public_html/lib.cga.sch.id/common/components/MarcHelpers.php on line 185. in /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/web/Response.php:369
Stack trace:
#0 /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/web/Response.php(342): yii\web\Response-&gt;sendHeaders()
#1 /home/cgag1341/public_html/lib.cga.sch.id/vendor/yiisoft/yii2/base/Application.php(390): yii\web\Response-&gt;send()
#2 /home/cgag1341/public_html/lib.cga.sch.id/opac/index.php(26): yii\base\Application-&gt;run()
#3 {main}</pre>