JNI DEFINITIVE ERROR IN APPLICATION: input is not allowed. Modified UTF-8: illegal start byte 0xfc.

Question

I got this error when starting a call using the Twilio SDK.

02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] JNI DETECTED ERROR IN APPLICATION: input is not valid Modified UTF-8: illegal start byte 0xfc 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] string: '100.90.133.117   * ' 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] in call to NewStringUTF 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] "Thread-1849" prio=5 tid=43 Runnable 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] | group="main" sCount=0 dsCount=0 obj=0x1e1b5560 self=0xb8b125b0 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] | sysTid=27495 nice=0 cgrp=apps sched=0/0 handle=0xb87bb970 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] | state=R schedstat=( 794242861 121820754 4071 ) utm=53 stm=26 core=0 HZ=100 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] | stack=0xa3e5e000-0xa3e60000 stackSize=1012KB 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] | held mutexes= "mutator lock"(shared held) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #00 pc 00005b65 /system/lib/libbacktrace_libc++.so (UnwindCurrent::Unwind(unsigned int, ucontext*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #01 pc 00002e92 /system/lib/libbacktrace_libc++.so (Backtrace::Unwind(unsigned int, ucontext*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #02 pc 003cc028 /system/lib/libart.so (art::DumpNativeStack(std::__1::basic_ostream<char, std::__1::char_traits<char> >&, int, char const*, art::mirror::ArtMethod*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #03 pc 00394c0d /system/lib/libart.so (art::Thread::Dump(std::__1::basic_ostream<char, std::__1::char_traits<char> >&) const+285) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #04 pc 00100c91 /system/lib/libart.so (art::JniAbort(char const*, char const*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #05 pc 0010185f /system/lib/libart.so (art::JniAbortF(char const*, char const*, ...)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #06 pc 001065ae /system/lib/libart.so (art::ScopedCheck::Check(bool, char const*, ...) (.constprop.130)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #07 pc 0010c8be /system/lib/libart.so (art::CheckJNI::NewStringUTF(_JNIEnv*, char const*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #08 pc 00047560 /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #09 pc 00069b4d /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #10 pc 0005f220 /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #11 pc 0012e760 /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #12 pc 000b5726 /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #13 pc 00061d3e /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #14 pc 00061d8b /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #15 pc 00123a3c /data/app/com.bd.speakreader-2/lib/x86/libtwilio-native.so (???) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #16 pc 00037cdb /system/lib/libc.so (__pthread_start(void*)[phone]:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #17 pc 00032fba /system/lib/libc.so (__start_thread+26) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] native: #18 pc 00011df6 /system/lib/libc.so (__bionic_clone+70) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] (no managed stack frames) 02-20 11:19:51.366: A/art(27475): art/runtime/check_jni.cc:65] 02-20 11:19:52.496: A/art(27475): art/runtime/runtime.cc:285] Runtime aborting... 02-20 11:19:52.496: A/art(27475): art/runtime/runtime.cc:285] Aborting thread: 

The same code works well in Andorid Kitkat, but makes it crash in Android Lollipop ..! Please, help!