I am using Xcode 7 and iOS 9 to create a simple app which saves the data and retrieves it using sqllite3. However I am getting the following error message while Building the app using libsqlite3.dylib library and FMDB retrieved from github.
Undefined symbols for architecture i386:
"_sqlite3_bind_blob", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_bind_double", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_bind_int", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_bind_int64", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_bind_null", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_bind_parameter_count", referenced from:
-[FMDatabase executeQuery:withArgumentsInArray:orDictionary:orVAList:] in FMDatabase.o
-[FMDatabase executeUpdate:error:withArgumentsInArray:orDictionary:orVAList:] in FMDatabase.o
"_sqlite3_bind_parameter_index", referenced from:
-[FMDatabase executeQuery:withArgumentsInArray:orDictionary:orVAList:] in FMDatabase.o
-[FMDatabase executeUpdate:error:withArgumentsInArray:orDictionary:orVAList:] in FMDatabase.o
"_sqlite3_bind_text", referenced from:
-[FMDatabase bindObject:toColumn:inStatement:] in FMDatabase.o
"_sqlite3_busy_handler", referenced from:
-[FMDatabase setMaxBusyRetryTimeInterval:] in FMDatabase.o
"_sqlite3_changes", referenced from:
-[FMDatabase changes] in FMDatabase.o
"_sqlite3_close", referenced from:
-[FMDatabase close] in FMDatabase.o
"_sqlite3_column_blob", referenced from:
-[FMResultSet dataForColumnIndex:] in FMResultSet.o
-[FMResultSet dataNoCopyForColumnIndex:] in FMResultSet.o
"_sqlite3_column_bytes", referenced from:
-[FMResultSet dataForColumnIndex:] in FMResultSet.o
-[FMResultSet dataNoCopyForColumnIndex:] in FMResultSet.o
"_sqlite3_column_count", referenced from:
-[FMResultSet columnCount] in FMResultSet.o
-[FMResultSet columnNameToIndexMap] in FMResultSet.o
-[FMResultSet kvcMagic:] in FMResultSet.o
-[FMResultSet resultDictionary] in FMResultSet.o
"_sqlite3_column_double", referenced from:
I am driving myself crazy after searching around however could not find any solution. Please suggest. Thanks in advance.

It doesn't look like your project is linking against libsqlite3. Double check that it's linking against it, and if it is, maybe add it as a linker flag.