It happens when i select all entire pdf page or when i select a row then i change page.
Here a crash log
beginning of crash
06-05 11:32:59.381 29029-29029/it.egeaonline.easybook A/libc: stack corruption detected
06-05 11:32:59.381 29029-29029/it.egeaonline.easybook A/libc: Fatal signal 6 (SIGABRT), code -6 in tid 29029 (online.easybook)
[ 06-05 11:32:59.386 372: 372 W/ ]
debuggerd: handling request: pid=29029 uid=10199 gid=10199 tid=29029
06-05 11:32:59.482 29363-29363/? A/DEBUG: *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
06-05 11:32:59.482 29363-29363/? A/DEBUG: Build fingerprint: 'google/bullhead/bullhead:7.1.2/N2G47O/3852959:user/release-keys'
06-05 11:32:59.482 29363-29363/? A/DEBUG: Revision: 'rev_1.0'
06-05 11:32:59.482 29363-29363/? A/DEBUG: ABI: 'arm64'
06-05 11:32:59.482 29363-29363/? A/DEBUG: pid: 29029, tid: 29029, name: online.easybook >>> it.egeaonline.easybook <<<
06-05 11:32:59.482 29363-29363/? A/DEBUG: signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr
06-05 11:32:59.485 29363-29363/? A/DEBUG: Abort message: 'stack corruption detected'
06-05 11:32:59.485 29363-29363/? A/DEBUG: x0 0000000000000000 x1 0000000000007165 x2 0000000000000006 x3 0000000000000008
06-05 11:32:59.485 29363-29363/? A/DEBUG: x4 0000000000000000 x5 0080000000808080 x6 0000000000000000 x7 0000000000000010
06-05 11:32:59.485 29363-29363/? A/DEBUG: x8 0000000000000083 x9 ffffffffffffffdf x10 0000000000000000 x11 0000000000000001
06-05 11:32:59.485 29363-29363/? A/DEBUG: x12 0000000000000008 x13 0000000000000000 x14 0000000000000000 x15 0016b8999fe0e011
06-05 11:32:59.485 29363-29363/? A/DEBUG: x16 0000007333301ee0 x17 00000073332abb24 x18 0000000020000001 x19 0000007336588b40
06-05 11:32:59.485 29363-29363/? A/DEBUG: x20 0000000000000006 x21 0000007336588a98 x22 000000000000000b x23 000000000000007f
06-05 11:32:59.485 29363-29363/? A/DEBUG: x24 0000007ff4bfe86c x25 00000000000003cc x26 00000000000003cc x27 5adafe4b9e28d170
06-05 11:32:59.485 29363-29363/? A/DEBUG: x28 0000007ff4bfeb00 x29 0000007ff4bfe6c0 x30 00000073332a8f50
06-05 11:32:59.485 29363-29363/? A/DEBUG: sp 0000007ff4bfe6a0 pc 00000073332abb2c pstate 0000000060000000
06-05 11:32:59.516 29363-29363/? A/DEBUG: backtrace:
06-05 11:32:59.516 29363-29363/? A/DEBUG: #00 pc 000000000006bb2c /system/lib64/libc.so (tgkill+

06-05 11:32:59.516 29363-29363/? A/DEBUG: #01 pc 0000000000068f4c /system/lib64/libc.so (pthread_kill+64)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #02 pc 0000000000023f58 /system/lib64/libc.so (raise+24)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #03 pc 000000000001c810 /system/lib64/libc.so (abort+52)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #04 pc 0000000000020f08 /system/lib64/libc.so (__libc_fatal+104)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #05 pc 000000000006aa10 /system/lib64/libc.so (__stack_chk_fail+16)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #06 pc 000000000005f068 /data/app/it.egeaonline.easybook-2/lib/arm64/librdpdf.so (Java_com_radaee_pdf_Page_findOpen+1376)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #07 pc 00000000000dbd90 /system/lib64/libart.so (art_quick_generic_jni_trampoline+144)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #08 pc 00000000000d2a68 /system/lib64/libart.so (art_quick_invoke_static_stub+600)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #09 pc 00000000000df4b0 /system/lib64/libart.so (_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+256)
06-05 11:32:59.517 29363-29363/? A/DEBUG: #10 pc 000000000029084c /system/lib64/libart.so